Re: What do you want your cellphone to do?
For now, we lag behind few of the basic things. Like battery-span is still so short, it should last for months. Phones are not reliable (even though CAT has released a tough one but its still not that hardcore). Cameras are still behind quality-wise. Space still can be an issue. OSes are laggy. Let them sort it first.
After that, I would probably want to see holographic displays, compact size (like having a ruler thin phone). That should do.
Having medical equipment is something very much possible right now. Health scanners are popping up in phones/wearables these days.
Also, VR needs to vamp up big time, its an exciting thing. Our whole experience can shift over devices from OCULUS etc..
Some of my colleagues are working over such pro