I'll guess 14. 7th grade. LoL
but to answer the question - totally useless to most people.
Doesnt help while driving. Doesnt help while doing yardwork. Doesnt help waxing my car. Can't play baseball or basketball. Doesnt cook, clean, paint, shop, or answer homowork questions... LoL
All its good for is backing up photos/vids from holiday or birthday parties; things like that.