[metalman]

it does not need anything other than plausible start and stop conditions to point out how time reversal is implausable, the time reversal idea only works under the implausable condition of only happening in a pefect steady state, no begining no end, just threading a piece of film in backwards, after editing out the set dressers at work without answering the fundamental question of "how did we get here anyway" its not a theory, its slight of hand edit: if it was an educational, thought experiment and labeled as such fine, sure, but its nothing more than that, :) , but could be less