the one exception to “don’t put a camera on that head-mounted computer” is in the workplace. The second generation of Google Glass was pitched at industrial workers who need a hands-free computer. In those situations, it’s not social, and not sneaky: Everyone in the workplace knows what the wearables, and the cameras, are for.
[t]he precise problem with every head-mounted wearable computer created by big tech firms.
They’re rarely interested in exploring how these wearables could help you think.
They just want content, content, content — so they can sell ads, ads, ads.