Social scientists have expressed concern that teenagers’ widespread use of reciprocally-aware RFID-transceiving mood rings may lead to mass social-sorting by mood: Happy teens will only encounter other happy teens, angry teens will only encounter other angry teens, and so on. Parents counter that this does not represent a change versus the historical pattern of pre-RFID teens.
Image CC-BY-NC-SA by dead redhead
Inspected by 9973 and verified false at time of posting.

hah!