The most important twitter account in the games industry is Peter Molyneux Two
http://twitter.com/petermolydeux
Choice recent tweets:
"Instead of loading screens enemies should just pretend to 'pause' the game to annoy you? It could actually be part of the game's story?"
"What if a game fell asleep if your actions were so tedious and repetitive?"
"Imagine a platformer where upon landing on the floor you create earthquakes destroying tribes of little people. Would you still jump?"
Goddamn brilliant