- all their communications would be monitored by some bored NSA boffin; and
- there would be absolutely no negative consequences to either of them, affair or no affair.
I've already reviewed the series of extremely unlikely things that had to have happened for Petraeus, Broadwell and Allen to have been caught. There is an enjoyable irony - Schadenfreude - in watching these people who lived and prospered off the evil of Islamophobia get hoist with their own petard.
If the old white architect who publishes Cryptome were black, or, heaven forbid, Muslim, he'd be in jail right now.