diff --git a/mods/experimental/depends.txt b/mods/experimental/depends.txt
deleted file mode 100644
index 3a7daa1..0000000
--- a/mods/experimental/depends.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-default
-
diff --git a/mods/experimental/init.lua b/mods/experimental/init.lua
deleted file mode 100644
index e110862..0000000
--- a/mods/experimental/init.lua
+++ /dev/null
@@ -1,652 +0,0 @@
---
--- Experimental things
---
-
--- For testing random stuff
-
-experimental = {}
-
-timers_to_add = {}
-timers = {}
-minetest.register_globalstep(function(dtime)
-  for indes, timer in ipairs(timers_to_add) do
-    table.insert(timers, timer)
-  end
-  timers_to_add = {}
-  for index, timer in ipairs(timers) do
-    timer.time = timer.time - dtime
-    if timer.time <= 0 then
-      timer.func()
-      timers[index] = nil
-    end
-  end
-end)
-
-after = function(time, func)
-  table.insert(timers_to_add, {time=time, func=func})
-end
-
---[[
-stepsound = -1
-function test_sound()
-	print("test_sound")
-	stepsound = minetest.sound_play("default_grass_footstep", {gain=1.0})
-	after(2.0, test_sound)
-	--after(0.1, test_sound_stop)
-end
-function test_sound_stop()
-	print("test_sound_stop")
-	minetest.sound_stop(stepsound)
-	after(2.0, test_sound)
-end
-test_sound()
---]]
-
-function on_step(dtime)
-	-- print("experimental on_step")
-	--[[
-	objs = minetest.env:get_objects_inside_radius({x=0,y=0,z=0}, 10)
-	for k, obj in pairs(objs) do
-		name = obj:get_player_name()
-		if name then
-			print(name.." at "..dump(obj:getpos()))
-			print(name.." dir: "..dump(obj:get_look_dir()))
-			print(name.." pitch: "..dump(obj:get_look_pitch()))
-			print(name.." yaw: "..dump(obj:get_look_yaw()))
-		else
-			print("Some object at "..dump(obj:getpos()))
-		end
-	end
-	--]]
-	--[[
-	if experimental.t1 == nil then
-		experimental.t1 = 0
-	end
-	experimental.t1 = experimental.t1 + dtime
-	if experimental.t1 >= 2 then
-		experimental.t1 = experimental.t1 - 2
-		minetest.log("time of day is "..minetest.env:get_timeofday())
-		if experimental.day then
-			minetest.log("forcing day->night")
-			experimental.day = false
-			minetest.env:set_timeofday(0.0)
-		else
-			minetest.log("forcing night->day")
-			experimental.day = true
-			minetest.env:set_timeofday(0.5)
-		end
-		minetest.log("time of day is "..minetest.env:get_timeofday())
-	end
-	--]]
-end
-minetest.register_globalstep(on_step)
-
--- An example furnace-thing implemented in Lua
-
---[[
-minetest.register_node("experimental:luafurnace", {
-	tile_images = {"default_lava.png", "default_furnace_side.png",
-		"default_furnace_side.png", "default_furnace_side.png",
-		"default_furnace_side.png", "default_furnace_front.png"},
-	--inventory_image = "furnace_front.png",
-	inventory_image = minetest.inventorycube("default_furnace_front.png"),
-	paramtype = "facedir_simple",
-	metadata_name = "generic",
-	material = minetest.digprop_stonelike(3.0),
-})
-
-minetest.register_on_placenode(function(pos, newnode, placer)
-	if newnode.name == "experimental:luafurnace" then
-		local meta = minetest.env:get_meta(pos)
-		meta:inventory_set_list("fuel", {""})
-		meta:inventory_set_list("src", {""})
-		meta:inventory_set_list("dst", {"","","",""})
-		meta:set_inventory_draw_spec(
-			"invsize[8,9;]"
-			.."list[current_name;fuel;2,3;1,1;]"
-			.."list[current_name;src;2,1;1,1;]"
-			.."list[current_name;dst;5,1;2,2;]"
-			.."list[current_player;main;0,5;8,4;]"
-		)
-		
-		local total_cooked = 0;
-		meta:set_string("total_cooked", total_cooked)
-		meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
-	end
-end)
-
-minetest.register_abm({
-	nodenames = {"experimental:luafurnace"},
-	interval = 1.0,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		local meta = minetest.env:get_meta(pos)
-		for i, name in ipairs({
-				"fuel_totaltime",
-				"fuel_time",
-				"src_totaltime",
-				"src_time"
-		}) do
-			if not meta:get_string(name) then
-				meta:set_string(name, 0)
-			end
-		end
-
-		local inv = meta:get_inventory()
-		
-		local fuelitem = inv:get_stack("fuel", 1):peek_item()
-		local srcitem = inv:get_stack("src", 1):peek_item()
-		--print("fuelitem="..dump(fuelitem))
-		--print("srcitem="..dump(srcitem))
-		
-		local was_active = false
-
-		local src_cooktime = -1
-		local result_stackstring = nil
-		
-		if srcitem then
-			local prop = get_item_definition(srcitem)
-			if prop and prop.cookresult_itemstring ~= "" then
-				result_stackstring = prop.cookresult_itemstring
-				src_cooktime = prop.furnace_cooktime or 3
-			end
-		end
-
-		print("src_cooktime="..dump(src_cooktime))
-		print("result_stackstring="..dump(result_stackstring))
-
-		if tonumber(meta:get_string("fuel_time")) < tonumber(meta:get_string("fuel_totaltime")) then
-			was_active = true
-			meta:set_string("fuel_time", tonumber(meta:get_string("fuel_time")) + 1)
-			meta:set_string("src_time", tonumber(meta:get_string("src_time")) + 1)
-			--print("result_stackstring="..dump(result_stackstring))
-			--print('tonumber(meta:get_string("src_time"))='..dump(tonumber(meta:get_string("src_time"))))
-			--print("src_cooktime="..dump(src_cooktime))
-			if result_stackstring and tonumber(meta:get_string("src_time")) >= src_cooktime and src_cooktime >= 0 then
-				-- Put result in "dst" list
-				success = inv:autoinsert_stackstring("dst", result_stackstring)
-				if not success then
-					print("Could not autoinsert '"..result_stackstring.."'")
-				end
-				-- If succeeded, take stuff from "src" list
-				if success then
-					srcstack = inv:get_stack("src", 1)
-					srcstack:take_item()
-					inv:set_stack("src", 1, srcstack)
-				end
-				meta:set_string("src_time", 0)
-			end
-		end
-		
-		if tonumber(meta:get_string("fuel_time")) < tonumber(meta:get_string("fuel_totaltime")) then
-			meta:set_infotext("Furnace active: "..(tonumber(meta:get_string("fuel_time"))/tonumber(meta:get_string("fuel_totaltime"))*100).."%")
-			return
-		end
-
-		local srcitem = inv:get_stack("src", 1):peek_item()
-
-		local src_cooktime = 0
-		local result_stackstring = nil
-		
-		if srcitem then
-			local prop = get_item_definition(srcitem)
-			if prop and prop.cookresult_itemstring ~= "" then
-				result_stackstring = prop.cookresult_itemstring
-				src_cooktime = prop.furnace_cooktime or 3
-			end
-		end
-
-		local fuelitem = inv:get_stack("fuel", 1):peek_item()
-
-		if not result_stackstring or not fuelitem then
-			if was_active then
-				meta:set_infotext("Furnace is empty")
-			end
-			return
-		end
-
-		local burntime = -1
-		if fuelitem then
-			local prop = get_item_definition(fuelitem)
-			if prop then
-				burntime = prop.furnace_burntime or -1
-			end
-		end
-
-		if burntime <= 0 then
-			meta:set_infotext("Furnace out of fuel")
-			return
-		end
-
-		meta:set_string("fuel_totaltime", burntime)
-		meta:set_string("fuel_time", 0)
-		
-		local stack = inv:get_stack("fuel", 1)
-		stack:take_item()
-		inv:set_stack("fuel", 1, stack)
-	end,
-})
-minetest.register_abm({
-	nodenames = {"experimental:luafurnace"},
-	interval = 1.0,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		local meta = minetest.env:get_meta(pos)
-		local fuellist = meta:inventory_get_list("fuel")
-		local srclist = meta:inventory_get_list("src")
-		local dstlist = meta:inventory_get_list("dst")
-		if fuellist == nil or srclist == nil or dstlist == nil then
-			return
-		end
-		_, srcitem = stackstring_take_item(srclist[1])
-		_, fuelitem = stackstring_take_item(fuellist[1])
-		if not srcitem or not fuelitem then return end
-		if fuelitem.type == "node" then
-			local prop = minetest.registered_nodes[fuelitem.name]
-			if prop == nil then return end
-			if prop.furnace_burntime < 0 then return end
-		else
-			return
-		end
-		local resultstack = nil
-		if srcitem.type == "node" then
-			local prop = minetest.registered_nodes[srcitem.name]
-			if prop == nil then return end
-			if prop.cookresult_item == "" then return end
-			resultstack = prop.cookresult_item
-		else
-			return
-		end
-
-		if resultstack == nil then
-			return
-		end
-
-		dstlist[1], success = stackstring_put_stackstring(dstlist[1], resultstack)
-		if not success then
-			return
-		end
-
-		fuellist[1], _ = stackstring_take_item(fuellist[1])
-		srclist[1], _ = stackstring_take_item(srclist[1])
-
-		meta:inventory_set_list("fuel", fuellist)
-		meta:inventory_set_list("src", srclist)
-		meta:inventory_set_list("dst", dstlist)
-
-		local total_cooked = meta:get_string("total_cooked")
-		total_cooked = tonumber(total_cooked) + 1
-		meta:set_string("total_cooked", total_cooked)
-		meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
-	end,
-})
-minetest.register_craft({
-	output = 'node "experimental:luafurnace" 1',
-	recipe = {
-		{'node "default:cobble"', 'node "default:cobble"', 'node "default:cobble"'},
-		{'node "default:cobble"', 'node "default:steel_ingot"', 'node "default:cobble"'},
-		{'node "default:cobble"', 'node "default:cobble"', 'node "default:cobble"'},
-	}
-})
---]]
-
---
--- Random stuff
---
-
---[[
-minetest.register_tool("experimental:horribletool", {
-	image = "default_lava.png",
-	basetime = 2.0
-	dt_weight = 0.2
-	dt_crackiness = 0.2
-	dt_crumbliness = 0.2
-	dt_cuttability = 0.2
-	basedurability = 50
-	dd_weight = -5
-	dd_crackiness = -5
-	dd_crumbliness = -5
-	dd_cuttability = -5
-})
---]]
-
---
--- TNT (not functional)
---
-
-minetest.register_craft({
-	output = 'experimental:tnt',
-	recipe = {
-		{'default:wood'},
-		{'default:coal_lump'},
-		{'default:wood'}
-	}
-})
-
-minetest.register_node("experimental:tnt", {
-	tile_images = {"default_tnt_top.png", "default_tnt_bottom.png",
-			"default_tnt_side.png", "default_tnt_side.png",
-			"default_tnt_side.png", "default_tnt_side.png"},
-	inventory_image = minetest.inventorycube("default_tnt_top.png",
-			"default_tnt_side.png", "default_tnt_side.png"),
-	drop = '', -- Get nothing
-	material = {
-		diggability = "not",
-	},
-})
-
-minetest.register_on_punchnode(function(p, node)
-	if node.name == "experimental:tnt" then
-		minetest.env:remove_node(p)
-		minetest.env:add_entity(p, "experimental:tnt")
-		nodeupdate(p)
-	end
-end)
-
-local TNT = {
-	-- Static definition
-	physical = true, -- Collides with things
-	-- weight = 5,
-	collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
-	visual = "cube",
-	textures = {"default_tnt_top.png", "default_tnt_bottom.png",
-			"default_tnt_side.png", "default_tnt_side.png",
-			"default_tnt_side.png", "default_tnt_side.png"},
-	-- Initial value for our timer
-	timer = 0,
-	-- Number of punches required to defuse
-	health = 1,
-	blinktimer = 0,
-	blinkstatus = true,
-}
-
--- Called when a TNT object is created
-function TNT:on_activate(staticdata)
-	print("TNT:on_activate()")
-	self.object:setvelocity({x=0, y=4, z=0})
-	self.object:setacceleration({x=0, y=-10, z=0})
-	self.object:settexturemod("^[brighten")
-	self.object:set_armor_groups({immortal=1})
-end
-
--- Called periodically
-function TNT:on_step(dtime)
-	--print("TNT:on_step()")
-	self.timer = self.timer + dtime
-	self.blinktimer = self.blinktimer + dtime
-	if self.blinktimer > 0.5 then
-		self.blinktimer = self.blinktimer - 0.5
-		if self.blinkstatus then
-			self.object:settexturemod("")
-		else
-			self.object:settexturemod("^[brighten")
-		end
-		self.blinkstatus = not self.blinkstatus
-	end
-end
-
--- Called when object is punched
-function TNT:on_punch(hitter)
-	print("TNT:on_punch()")
-	self.health = self.health - 1
-	if self.health <= 0 then
-		self.object:remove()
-		hitter:get_inventory():add_item("main", "experimental:tnt")
-		--hitter:set_hp(hitter:get_hp() - 1)
-	end
-end
-
--- Called when object is right-clicked
-function TNT:on_rightclick(clicker)
-	--pos = self.object:getpos()
-	--pos = {x=pos.x, y=pos.y+0.1, z=pos.z}
-	--self.object:moveto(pos, false)
-end
-
---print("TNT dump: "..dump(TNT))
---print("Registering TNT");
-minetest.register_entity("experimental:tnt", TNT)
-
--- Add TNT's old name also
-minetest.register_alias("TNT", "experimental:tnt")
-
---
--- The dummyball!
---
-
-minetest.register_entity("experimental:dummyball", {
-	-- Static definition
-	hp_max = 20,
-	physical = false,
-	collisionbox = {-0.4,-0.4,-0.4, 0.4,0.4,0.4},
-	visual = "sprite",
-	visual_size = {x=1, y=1},
-	textures = {"experimental_dummyball.png"},
-	spritediv = {x=1, y=3},
-	initial_sprite_basepos = {x=0, y=0},
-	-- Dynamic variables
-	phase = 0,
-	phasetimer = 0,
-
-	on_activate = function(self, staticdata)
-		minetest.log("Dummyball activated!")
-	end,
-
-	on_step = function(self, dtime)
-		self.phasetimer = self.phasetimer + dtime
-		if self.phasetimer > 2.0 then
-			self.phasetimer = self.phasetimer - 2.0
-			self.phase = self.phase + 1
-			if self.phase >= 3 then
-				self.phase = 0
-			end
-			self.object:setsprite({x=0, y=self.phase})
-			phasearmor = {
-				[0]={cracky=3},
-				[1]={crumbly=3},
-				[2]={fleshy=3}
-			}
-			self.object:set_armor_groups(phasearmor[self.phase])
-		end
-	end,
-
-	on_punch = function(self, hitter)
-	end,
-})
-
-minetest.register_on_chat_message(function(name, message)
-	local cmd = "/dummyball"
-	if message:sub(0, #cmd) == cmd then
-		if not minetest.get_player_privs(name)["give"] then
-			minetest.chat_send_player(name, "you don't have permission to spawn (give)")
-			return true -- Handled chat message
-		end
-		if not minetest.get_player_privs(name)["interact"] then
-			minetest.chat_send_player(name, "you don't have permission to interact")
-			return true -- Handled chat message
-		end
-		local player = minetest.env:get_player_by_name(name)
-		if player == nil then
-			print("Unable to spawn entity, player is nil")
-			return true -- Handled chat message
-		end
-		local entityname = "experimental:dummyball"
-		local p = player:getpos()
-		p.y = p.y + 1
-		minetest.env:add_entity(p, entityname)
-		minetest.chat_send_player(name, '"'..entityname
-				..'" spawned.');
-		return true -- Handled chat message
-	end
-end)
-
---
--- A test entity for testing animated and yaw-modulated sprites
---
-
-minetest.register_entity("experimental:testentity", {
-	-- Static definition
-	physical = true, -- Collides with things
-	-- weight = 5,
-	collisionbox = {-0.7,-1.35,-0.7, 0.7,1.0,0.7},
-	--collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
-	visual = "sprite",
-	visual_size = {x=2, y=3},
-	textures = {"dungeon_master.png^[makealpha:128,0,0^[makealpha:128,128,0"},
-	spritediv = {x=6, y=5},
-	initial_sprite_basepos = {x=0, y=0},
-
-	on_activate = function(self, staticdata)
-		print("testentity.on_activate")
-		self.object:setsprite({x=0,y=0}, 1, 0, true)
-		--self.object:setsprite({x=0,y=0}, 4, 0.3, true)
-
-		-- Set gravity
-		self.object:setacceleration({x=0, y=-10, z=0})
-		-- Jump a bit upwards
-		self.object:setvelocity({x=0, y=10, z=0})
-	end,
-
-	on_punch = function(self, hitter)
-		self.object:remove()
-		hitter:add_to_inventory('craft testobject1 1')
-	end,
-})
-
---
--- More random stuff
---
-
-minetest.register_on_respawnplayer(function(player)
-	print("on_respawnplayer")
-	-- player:setpos({x=0, y=30, z=0})
-	-- return true
-end)
-
-minetest.register_on_generated(function(minp, maxp)
-	--print("on_generated: minp="..dump(minp).." maxp="..dump(maxp))
-	--cp = {x=(minp.x+maxp.x)/2, y=(minp.y+maxp.y)/2, z=(minp.z+maxp.z)/2}
-	--minetest.env:add_node(cp, {name="sand"})
-end)
-
--- Example setting get
---print("setting max_users = " .. dump(minetest.setting_get("max_users")))
---print("setting asdf = " .. dump(minetest.setting_get("asdf")))
-
-minetest.register_on_chat_message(function(name, message)
-	--[[print("on_chat_message: name="..dump(name).." message="..dump(message))
-	local cmd = "/testcommand"
-	if message:sub(0, #cmd) == cmd then
-		print(cmd.." invoked")
-		return true
-	end
-	local cmd = "/help"
-	if message:sub(0, #cmd) == cmd then
-		print("script-overridden help command")
-		minetest.chat_send_all("script-overridden help command")
-		return true
-	end]]
-end)
-
--- Grow papyrus on TNT every 10 seconds
---[[minetest.register_abm({
-	nodenames = {"TNT"},
-	interval = 10.0,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		print("TNT ABM action")
-		pos.y = pos.y + 1
-		minetest.env:add_node(pos, {name="papyrus"})
-	end,
-})]]
-
--- Replace texts of alls signs with "foo" every 10 seconds
---[[minetest.register_abm({
-	nodenames = {"sign_wall"},
-	interval = 10.0,
-	chance = 1,
-	action = function(pos, node, active_object_count, active_object_count_wider)
-		print("ABM: Sign text changed")
-		local meta = minetest.env:get_meta(pos)
-		meta:set_text("foo")
-	end,
-})]]
-
---[[local ncpos = nil
-local ncq = 1
-local ncstuff = {
-    {2, 1, 0, 3}, {3, 0, 1, 2}, {4, -1, 0, 1}, {5, -1, 0, 1}, {6, 0, -1, 0},
-    {7, 0, -1, 0}, {8, 1, 0, 3}, {9, 1, 0, 3}, {10, 1, 0, 3}, {11, 0, 1, 2},
-    {12, 0, 1, 2}, {13, 0, 1, 2}, {14, -1, 0, 1}, {15, -1, 0, 1}, {16, -1, 0, 1},
-    {17, -1, 0, 1}, {18, 0, -1, 0}, {19, 0, -1, 0}, {20, 0, -1, 0}, {21, 0, -1, 0},
-    {22, 1, 0, 3}, {23, 1, 0, 3}, {24, 1, 0, 3}, {25, 1, 0, 3}, {10, 0, 1, 2}
-}
-local ncold = {}
-local nctime = nil
-
-minetest.register_abm({
-    nodenames = {"dirt_with_grass"},
-    interval = 100000.0,
-    chance = 1,
-    action = function(pos, node, active_object_count, active_object_count_wider)
-        if ncpos ~= nil then
-            return
-        end
-       
-        if pos.x % 16 ~= 8 or pos.z % 16 ~= 8 then
-            return
-        end
-       
-        pos.y = pos.y + 1
-        n = minetest.env:get_node(pos)
-        print(dump(n))
-        if n.name ~= "air" then
-            return
-        end
-
-        pos.y = pos.y + 2
-        ncpos = pos
-        nctime = os.clock()
-        minetest.env:add_node(ncpos, {name="nyancat"})
-    end
-})
-
-minetest.register_abm({
-    nodenames = {"nyancat"},
-    interval = 1.0,
-    chance = 1,
-    action = function(pos, node, active_object_count, active_object_count_wider)
-        if ncpos == nil then
-            return
-        end
-        if pos.x == ncpos.x and pos.y == ncpos.y and pos.z == ncpos.z then
-            clock = os.clock()
-            if clock - nctime < 0.1 then
-                return
-            end
-            nctime = clock
-           
-            s0 = ncstuff[ncq]
-            ncq = s0[1]
-            s1 = ncstuff[ncq]
-            p0 = pos
-            p1 = {x = p0.x + s0[2], y = p0.y, z = p0.z + s0[3]}
-            p2 = {x = p1.x + s1[2], y = p1.y, z = p1.z + s1[3]}
-            table.insert(ncold, 1, p0)
-            while #ncold >= 10 do
-                minetest.env:add_node(ncold[#ncold], {name="air"})
-                table.remove(ncold, #ncold)
-            end
-            minetest.env:add_node(p0, {name="nyancat_rainbow"})
-            minetest.env:add_node(p1, {name="nyancat", param1=s0[4]})
-            minetest.env:add_node(p2, {name="air"})
-            ncpos = p1
-        end
-    end,
-})--]]
-
-minetest.log("experimental modname="..dump(minetest.get_current_modname()))
-minetest.log("experimental modpath="..dump(minetest.get_modpath("experimental")))
-minetest.log("experimental worldpath="..dump(minetest.get_worldpath()))
-
--- END
diff --git a/mods/experimental/textures/experimental_dummyball.png b/mods/experimental/textures/experimental_dummyball.png
deleted file mode 100644
index 0846765..0000000
Binary files a/mods/experimental/textures/experimental_dummyball.png and /dev/null differ