What weird ways will fully-integrated VR/AR change our everyday lives?

This one may be kind of cheating, since a whole lot of potential answers are right here in this super cool/weird video. But as this only scratches the surface (and there have only been so many episodes of Black Mirror so far)…

 

What other potentially strange uses might result from everyone having AR or VR on a regular basis?

 

Which ones sound great, and which ones sound awful or terrifying?