> (2) irreversible systems generate entropy because they throw away information that could otherwise be used to run the system backwards. It seems to me that t

> (2) irreversible systems generate entropy because they throw away information that could otherwise be used to run the system backwards. It seems to me that the video is saying there are no irreversible states, only that we treat multiple states similarly in some cases and not others. It also assumes everything to have a definite measureable state and be perfectly deterministic. I would need more convincing to buy into these.