Apple AirtagSource: Apple Inc.On Tuesday, Apple announced a long-awaited gadget called AirTag. Users can attach the $29 coin-sized device to valuables such as keys or a backpack, then, if the item gets lost, locate it on a live map inside Apple’s built-in Find My software.AirTag competes with a number of other products on the market, including from Tile, whose general counsel complained before Congress on Wednesday about Apple’s overall dominance.But AirTag’s most important differentiating feature isn’t the technology inside the $29 coin-sized stainless steel gadget. It’s other people’s iPhones.AirTag doesn’t have a GPS signal, which would rapidly drain …
