The premise of Tweet Defense is simple: The more you tweet and the more Twitter followers you gain, the stronger your tower defenses will be. Clever, though hopefully RT bonuses will come in the future. $1.

The premise of Tweet Defense is simple: The more you tweet and the more Twitter followers you gain, the stronger your tower defenses will be. Clever, though hopefully RT bonuses will come in the future. $1. [iTunes via Kotaku]

The rest is here:
iPhone Tweet Defense Slaughters Zombies With Witticisms [IPhone Apps]