After a few horrifyingly slow weeks, the PlayStation Store is showing some very basic signs of life this week, with the addition of Rocketmen: Axis of Evil, which is available in full or free demo flavors. There’s also the PSP version of flOw which is a nice $7.99 version of a free Flash game. Additionally, there’s the standard assortment of Rock Band songs, which are of the Grateful Dead variety, and new Guitar Hero III tracks, which are not.

Check the list for the complete rundown of offerings.

Added to the Playstation Store this week, available for download through the PS3: Calling All Cars ($9.99) – This 3D racing game, by the creator of God of War, is packed full of cartoony weapons, vehicles, explosions and humor. According to G4 this game was delayed and tweaked after a few critics made some not-so-nice more »