What I learned by shoveling my sidewalk in an exoskeleton

The device arrived in a small styrofoam suitcase. It plugs into the same USB-C cable I use to charge my Macbook, and syncs with my phone as easily as Airpods. And yet, the Hypershell exoskeleton promises something no consumer device released has before: to increase my leg strength by 40% and reduce exertion by 30% for up to 10 miles at a time. Hypershell was founded by Kelvin Sun, an engineer who launched several robotics projects and founded Lattepanda, a company that produced tiny...