A hundred years ago, if two people were in the same room they would be . . . in the same room. That seems straightforward.
Fast-forward to 2013. Now if you put two people in the same room, at least one of them will be texting someone who is not in the room. The mind of the person doing the texting will be, for all practical purposes, somewhere else. That person has smeared space. His mind and body are in two completely different places.
Scott Adams wonders whether our behaviour is changing how humans are evolving.