Calling all game developers: You need to play and learn from Antichamber (review)

It was Top Indie Game of PAX 2012 from VentureBeat. It took six years to build by a solo indie developer. And a game with half of the attention to detail and imagination Antichamber has would be a smash hit — this bare-bones first-person puzzler is one of the most thought-provoking, engaging, and challenging video games ever developed.