I guess he's just "exercising his liberties", but that doesn't make it elaborate. Unless pointing out that people don't like awkwardness is all of sudden an elaborate statement.
The responses are fascinating. A lot of people quick to anger. Many more people who have some — I'm assuming, although I'm no expert on the law in the particular area — false impression that they cannot be filmed without their permission. An alarming number of people who are prepared to call 911 over such a trivial matter.
I've never seen anything quite like this before.