I'm not going to bother with it, but the date and description is on that x post. But the extra work would be running the vid link through a meta data ID proggy. If you really want to test your theory, you're on your own.
Source/link? Could have been anywhere, anytime, right?
I don't know, you figure it out. I'm going with Zorax's idea and the convicted felon/rapist is piggybacking on a country concert or something like that. Sure doesn't look like 10-20 thousand people to me.