This whole TC thing is a big deal in Europe at the moment..Allegations abound ,that a TMD team on the FIA tour have been using TC. Slow mo Videos of engines dropping cylinders ,,then firing again of the start line , ,Incredible 330 ft times for a Whipple blown car ,,Trouble is its bloody hard to detect,, so no one wants to protest it....Personally i think getting your car set up right is part of the sport,, but from a safety point,, i think there is an argument for making it legal in some classes ,, Hey but what do i know ......