(Image credit: Keychron Q0 Mini 8K Action Key) When you're mashing that keeb out of pure frustration, I think we can all agree that low latency is laudable. Ideally, a big target is handy, too. Enter, therefore, the Keychron Q0 Mini 8K Action Key . What we're dealing with here is a large single-key device with a mechanical switch and a full metal base. Oh, and an 8K polling rate for super-low latency. Of course, the Q0 Mini 8K Action Key is compatible with Keychron's QMK and Launcher apps for full mapping configurability. It runs over USB-C and is said to be compatible with Windows, Linux and MacOS. The whole shebang is yours for $65, which is either ludicrous for a single key, or not that bad when you consider the base is polished and sandblasted CNC 6063 aluminium, and the scaled up mechanical switch can't have been cheap to engineer. Yup, you can map the single key.…