Yes, that’s Google Glass on her frames. But she’s not using it to check her Facebook, dictate messages, or capture a no-hands video while riding a roller coaster. Erickson is a 30-year-old factory worker in rural Jackson, Minnesota. For her, Glass is not a hip way to hang apps in front of her eyeballs, but a tool—as much a tool as her power wrenches. It walks her through her shifts at Station 50 on the factory floor, where she builds motors for tractors.

Okay, I can see how it could make sense for some business markets.