SpoutDev/Spoutcraft — comment on commit 0808e8aa7d7d4fb620fc402f9bdcdab80dcc0fde
File: src/minecraft/org/spoutcraft/client/gui/singleplayer/GuiCreateWorld.java line 245
By ZNickq:

I can't see it either! :(
But if that thread is about using dropping 1.5 compatibility and using the 1.6 and 7 awesome stuff, i'm for it!