Three flawed, expensive controllers help you get a grip on iOS games (update)

(Update at 10:42 a.m. on Jan. 23: SteelSeries dropped the price of its Stratus from $100 to $80.)

When you lose a video game, sometimes your first instinct is to blame the controls. It’s even easier when the controls are a flat touchscreen instead of an actual joystick and buttons. While many mobile games were designed solely with the touchscreen in mind, some require more tactile precision.