If you're still out and about, then stay out; find someone place can get a cup of coffee or something.
I have an iPhone and an iPad so I'm pretty sure I know what he did; it won't be easy to untangle them right now. Obviously, don't carry on any texting conversations on your phone for the time being.
You don't have to do anything right now; give him some time to process what he has learned.
Me: 44, Wife: 39 M: 17 years T: 20 years Bomb on 08/25/09 1/13/10: MC started 1/28/10, 2/8/10: More bombs 8/28/10: Wife moved out No talk of D, no movement