Something this article doesn't mention is that FB's glasses, because they look extremely-similar to normal glasses, will face less opposition simply because many regular people won't realize that they're being surreptitiously recorded by a mega-corporation with a track record of serious privacy violations.

There's something even creepier about this. "Oh wow those video glasses that were clearly-identifiable as video glasses were met with violent opposition... well I guess let's disguise our version as regular glasses! Problem solved :)"