We were always told that all you had to do was ask someone to turn down the volume. Apparently this guy did not get the memo. Idiot.
Had enough of idiots ruining your commute? Snap a picture and send it in. Who knows, it might make you feel better, and perhaps even stop people acting like idiots if they know they might just end up on the internet. Send in photos/videos/stories to firstname.lastname@example.org.