I ran into this neat artist’s conception on one of my favorite websites.
http://challenge.cgsociety.org/nvart06/entry/cat007
The illustration shows an idea for the next generation of pocket cellphone/tablet/computer. I think the artist is correct in that it might be technically feasible in the next few years.
Would you like one?
Post Orbital Design 
Yeah, I’ll take one if it comes out before I’m too old to enjoy it and if my pocketbook at that time can handle the load. lol