This stunning video leaked to the public today shows members of the new charity How to Shut Down Tangents (HSDT)  at work. Long operating at TAC (Thomas Aquinas College) they are finally active here.
Sponsored by Irkutsk Ice Truckers, HSDT offers premiumly crafted service to WCC students angry that a class discussion is getting out of hand.
Congratulations on their successful work in keeping a geometry class on topic.
See them at work here:
Here is their original operation at TAC in practice: