Last week while we were at CES, I asked our editor-in-chief Victor Agreda for one of his favorite iPhone games, and he told me one that I'd never heard of: Gravity Wars. It's a very retro affair -- the idea is that you control a pixelated ship, and fire, given an angle and speed, at another ship on a starfield. Your lines are drawn out as you fire on the screen, and the goal is to navigate the complicated gravity to hit the opposing ship. It's simple, but very interesting -- you end up calculating some really complicated shots as you try to take the other ship down.
There's a free and a paid versi
