Most people in our building that I asked that question of had a brand name that they just can't stand immediately pop into their head. Interestingly enough, not one of them named the brand that Illinoisans, according to a new study, hate more than all others.
Even if you don't own a pair (I don't know anyone who does), you're probably familiar with Google Glass.
If not, here's some background (courtesy of Wikipedia):
Google Glass is a type of wearable technology with an optical head-mounted display (OHMD)...