AMEN. That is a "sustainable relationship". Expect to pay a reasonable price to do something that you enjoy. Add it up, and see if it works for you. How long would you expect the folks that own / run / operate said recreational endeavor stay involved, if they could not pay the bills, and themselves? More to the point: How long would you expect them to desire to stay involved ?
During a pit stop, the driver gets a water bottle handed in to them. some guys do have a camelbak setup also.
Not sure about the NASCAR guys, but the desert racers and some circle track guys where a catheter and it routes to a hole in the floor.
Who can't hold their piss for a couple of hours? Especially when you are sweating away most liquids that you take in?
For the Money they make.... Shit just for qualifying I would gladly Piss all over myself for 500 Miles....