Back around 1980 or so, the late syndicated columnist Mike Royko wrote a column about exit polls, in which he urged everyone to lie if they were asked who they voted for as they came out of the polling place.
That could conceivably be a very dangerous thing to do this time around.
If folks lie to the pollsters and lie by saying they voted for Obama.
Polls indicate he's a strong winner everywhere as a result.
Official results are he gets creamed.
Obamaniacs freak out, claim the fix is in. Insuing riots and other nastiness could be really, really bad.