Even if he did (because he couldn't help himself), he'd at least have done it somewhere away from home where he wouldn't be at risk of being recognized. Whatever else Barack H. Obama may be, he isn't a moron.
This story is either some attention-seeking nutcase acting out, or the Clinton Slime-O-Tron cranked up for one last desperate Hail Mary play.
I'm always tickled whenever someone avers that so-and-so is "too smart" to pursue drugs and sex in a risky and shortsighted manner. What part of "I'm a monkey!" don't you get?