2P writes: What is the difference between GDC and a supermarket? Well, the answer is too obviously. Supermarket sells daily necessaries, such as chicken, comb, glass, paper cup and so forth. However, GDC is a conference about a bunch of guy discussing the development of the game on stage and at the same time also a large amount of listeners sitting there to think about other things but game development. Nevertheless, GDC, in essence, is quite similar with a supermarket, because it sells ideas for future game development. What are the most important commodities in the information society – idea, creative and brilliant ideas?