Is there a term for teenagers who phone text all the time?

I would say ';textaholic,'; though we probably lean too hard on the ';-holic'; words these days.Is there a term for teenagers who phone text all the time?
Loosers?Is there a term for teenagers who phone text all the time?
umm.. text junkie... addict....
mmmmmmmm, and we wonder why some of them can not spell !!!