h a l f b a k e r y
Assume a hemispherical cow.
add, search, annotate, link, view, overview, recent, by name, random
news, help, about, links, report a problem
or get an account
Phones have face recognition to open them up. I read this
does not work very well. A simple motion capture of the
person smiling, smirking or perhaps giving an earlobe a tug
could be the more complex live gesture that is recognized
open the phone.