If You Could Add Anything to Minecraft, What would You Add?

[Toe]

Cloud blocks
You can find them high up in the sky and when you fall through them, it acts like a cobweb and slows down your fall, but it looks all misty on the inside. Also, you can't take fall damage when you hit it

 

[523ashley]

Bean bags that when you stand on them, they sink in. :3

 

[Kieee]

Optifine in MC and removing Sprint Key double tap was perfectly fine.

 

[evil_gnome123]

the ability to change your ign

 

[DK]

Simple, I would add........... EVERYTHING! MUAHAHAHHAHAHAH