As I’ve gradually consigned timekeeping duties to Siri and the Mac menu bar, my watch has become more of an accessory than a tool. And so, why not put something more functional on my wrist? The Leatherman Tread is a brilliantly designed stainless-steel cuff which can be customized into a variety of essential combinations, including screwdrivers, wrenches, hex keys, cutting hooks, and bottle openers. An AI personal assistant might be great at finding a nearby beer store, but it’ll be years before it can pop the cap on a cold one.