diff --git a/init.lua b/init.lua
index eae6384..ef91f52 100644
--- a/init.lua
+++ b/init.lua
@@ -152,6 +152,7 @@ end
 
 --dofile(loud_walking.path .. "/recipe_list.lua")
 
+dofile(loud_walking.path .. "/chat.lua")
 dofile(loud_walking.path .. "/nodes.lua")
 dofile(loud_walking.path .. "/deco.lua")
 dofile(loud_walking.path .. "/deco_caves.lua")
diff --git a/mapgen.lua b/mapgen.lua
index 4161d2b..24e52df 100644
--- a/mapgen.lua
+++ b/mapgen.lua
@@ -59,7 +59,10 @@ do
 
 	for i, obiome in pairs(minetest.registered_biomes) do
 		local biome = table.copy(obiome)
-		biome.special_tree_prob = 2
+		biome.special_tree_prob = 5
+		if biome.name == "rainforest" or biome.name == 'rainforest_swamp' then
+			biome.special_tree_prob = 2
+		end
 		if biome.name == "savanna" then
 			biome.special_tree_prob = 30
 		end
@@ -148,6 +151,7 @@ local room_size = 20
 local control_off = math_floor(room_size / 4)
 local biome_look = {}
 local cave_look = {}
+local tree_space = 3
 
 
 local function place_schematic(pos, schem, center)
@@ -220,7 +224,7 @@ local function get_biome(x, y, z)
 			math.randomseed(seed_noise:get3d({x=px, y=py, z=pz}))
 
 			local rarity = "common"
-			if math.random(5) > 4 then
+			if math.random(5) == 1 then
 				rarity = "uncommon"
 			end
 			biome_look[hash] = biome_names[rarity][math.random(#biome_names[rarity])]
@@ -232,8 +236,8 @@ local function get_biome(x, y, z)
 			cave_look[hash] = cave_lining
 		end
 
-		return 'rainforest', cave_look[hash]
-		--return biome_look[hash], cave_look[hash]
+		--return 'rainforest', cave_look[hash]
+		return biome_look[hash], cave_look[hash]
 	end
 end
 
@@ -281,8 +285,6 @@ local function generate(p_minp, p_maxp, seed)
 	a = VoxelArea:new({MinEdge = emin, MaxEdge = emax})
 	csize = vector.add(vector.subtract(maxp, minp), 1)
 
-	vm:set_lighting({day = 0, night = 0}, minp, maxp)
-
 	local ground = half_pod.y
 	local heights = {}
 	cloud = minetest.get_perlin_map(cloud_noise, csize):get2dMap_flat(minp)
@@ -480,7 +482,7 @@ local function generate(p_minp, p_maxp, seed)
 			index = index + 1
 			last_py = nil
 			for y = minp.y, maxp.y do
-				if fdz % 5 == 0 and fdx % 5 == 0 then
+				if fdz % tree_space == 0 and fdx % tree_space == 0 then
 					local fdy = y % fcsize.y
 					local py = math_floor(y / fcsize.y)
 					local pod = fdz < pod_size.z and fdx < pod_size.x and fdy < pod_size.y
@@ -495,8 +497,8 @@ local function generate(p_minp, p_maxp, seed)
 					end
 
 					if biome ~= 'control' and pod and fdy == height + ground and biomes[biome].special_tree_prob and math.random(biomes[biome].special_tree_prob) == 1 then
-						local rx = x + math.random(5) - 1
-						local rz = z + math.random(5) - 1
+						local rx = x + math.random(tree_space) - 1
+						local rz = z + math.random(tree_space) - 1
 
 						local ivm = a:index(rx, y, rz)
 						if (swamp or data[ivm + a.ystride] ~= node["default:water_source"]) and (data[ivm] == node[node_top]) then
diff --git a/nodes.lua b/nodes.lua
index e3a6983..c85bd74 100644
--- a/nodes.lua
+++ b/nodes.lua
@@ -48,6 +48,7 @@ minetest.register_node("loud_walking:control_floor", {
 	description = "Floor",
 	paramtype = "light",
 	tiles = {"loud_walking_control_floor.png"},
+	light_source = 16,
 	use_texture_alpha = true,
 	is_ground_content = false,
 	groups = {},
@@ -69,6 +70,7 @@ minetest.register_node("loud_walking:control_wall", {
 	paramtype = "light",
 	tiles = {"loud_walking_control_wall.png"},
 	use_texture_alpha = true,
+	light_source = 16,
 	is_ground_content = false,
 	groups = {},
 	sounds = default.node_sound_stone_defaults(),