Odds are that if you read our quick interview with NimbleBit, you already went to check out Pocket Planes, the new freemium title from brother David and Ian Marsh. If you were a big fan of Tiny Tower, you've probably been counting the days until it arrived, already knowing just how addictive these deliciously grindy games can be. But if you've never heard of NimbleBit or played Tiny Tower, maybe you need me to tell you: Go play Pocket Planes.
The one caveat is that it is a time-based freemium title: The gameplay consists of a series of small bursts on various cycles rather than a full-fledged traditional game. But just li
