• Making really tasty food for the foodies, rather than meh food for everyone (including people who don't appreciate it).

• Art

• A really big Minecraft server

• Doing something about the fact that populated islands are sinking into the ocean and some biomes are changing classification multiple times a year and we're all just sitting at computers and manufacturing thneeds.

Pretty much anywhere else, really. Wasted money, time and resources are wasted money, time and resources. If we could replace food with magic pills – and somehow ensure that the money, time and resources saved weren't just snapped up by the already-wealthy, leaving everyone worse off – why not do it?