thatgamecompany is a small development company. Small in size, big in creativity. They haven't made many games. But the few games they have made have resonated in a major positive way among the Playstation universe. Flow, Flower, and Journey. Each of these game being bigger than the last and as a result, thatgamecompany is now find themselves amongst cult fame. And their games were so successful over PSN that they will now soon be available in one collection on Blu Ray for the PS3.
Source: The Sixth Axis