I know they are used to it, professionals etc., but it must take some bottle to drive at those speeds with concrete walls flashing past your headThis track is mad.

You would think in the time it takes to tell the dude to wave the flags, you could just press a button and up pops a light or sommat in each car, maybe with big sirens and whatnot?
Still wave flags, cause spectators and all. But in a sport full of technology, waving a flag seems a bit outdated.