don't remove card from inv

card_scanner.lua

@@ -50,14 +50,6 @@ local function activate_palm_scanner(pos, node, player)
 		minetest.chat_send_player(name, "Access granted !")
 		mesecon.receptor_on(pos, scifi_nodes.get_switch_rules(node.param2))
 
-		minetest.after(0, function()
-			-- uhm, right, why is this needed.... :X
-			player = minetest.get_player_by_name(name)
-			if player then
-				player:set_wielded_item(ItemStack(nil))
-			end
-		end)
-
     -- reset state
     minetest.after(2, function()
       node.name = "access_cards:palm_scanner_off"