This interesting thing about what they have in their example is there not all ph...

znq · on Oct 29, 2013

There are two more on the backside.

rurounijones · on Oct 29, 2013

yes in fact looking at it that is very modular (it is the one the hand is holding for starters.)

But the point still stands. I (as a manufacturer) could release a phone with huge customizability or maybe just 1 or 2 slots. Quite flexible

As long as the communication / power bus and physical size standards are ruthlessly enforced.