[nntwozz]

Probably not great if you compare to previous inventions. Kids that use iPads early instead of going outside already have problems with developing proper eyesight.

TVs made us watch things close, PCs made us watch things closer, then we had smartphones. Wearing glasses is the last step before we go full Borg.

[palata]

The difference here being that you don't focus on the glass, but further. So in terms of focus, that's closer to a PC screen than to a smartphone, right?