Have you ever tried one before making a judgement? I'm not saying I'll find it useful, just that for now it's too soon to tell.
> It provides no advantages over my smartphone and tons of disadvantages.
It provides a hand-free + display + sound experience you can't have with a cellphone (you can use a Bluetooth earplug but you still have to hold it to see the display).
> And it looks so, so stupid when you're wearing one. It's one of the only things you can put on and even though you founded Google 90% of the people looking at you will wonder if you're an idiot.
The same thing was said with smartphones and laptops you know.
See this quora post on how it could be useful: http://www.quora.com/Google-Glass-4/What-have-been-the-best-...