This is because it's also a dystopia in disguise. It's a social criticism and a cautionary tale about the way fetishizing technology is emotionally crippling us as individuals in a society. It kind of amazes me that this aspect seems to go over some people's heads.
It's obviously true what Booker said: What one person considers an ideal dream might to another person seem a nightmare.
Im just jumping ahead utilizing what was seen in H.E.R. to envision where we are headed (possibly) as well adding my own crazy ... your AI Assistant Friend seen on your lock screen via a Facetime UI/UX call looks and sounds like a deceased loved one. Mom still guiding you through life.
Edit: aaaand right after posting I stumble across a documentary running on TV in this very moment, in which a dying guy trained an AI on himself to accompany his widow after his death. Seems you're not the only one to find that desirable...