Here’s a noodle-scratcher for you: you have an iOS device and love playing games on it, but you’ve grown weary of effetely pawing at a touchscreen. What do you do? Well, now that iOS 7 is out on and has already been installed on a veritable crap-ton of devices, the answer is to explore the wild and woolly world of iDevice game controllers like the one Logitech just officially…