Originally Posted by
superdex
Bob Roll describes something similar in his book (as best as I can remember, it's been a few years) --at training camp the DS would weed out riders by putting them in a small room, solo, in the dark, the trainer set at like a 5% grade or something until they blew up. Brutal.
WOW! Prior to Zwift, I'd lose my mind within a hours on the trainer. I'm nerdy enough to find the Zwift game environment engaging and keep me going for hours.