Sources are now NOT useless.

src/scripts/boot.lua

@@ -105,6 +105,9 @@ function love.boot()
 	-- Sets the source for the game.
 	if love.__args[1] and love.__args[1] ~= "" then
 		love.filesystem.setSource(love.path.getfull(love.__args[1]))
+	else
+		-- Do not set a source, load the default game.
+		love.defaultscreen()
 	end
 	
 end
@@ -195,7 +198,7 @@ end
 
 function love.defaultscreen()
 
-	-- Main loop goes here.
+
 
 end