Exactly.

Why would you ever roll back or restore because of a data entry mistake? Those kinds of problems should be fixed on the front end. Each of the first three answers would require any other data to be re-entered. So tell the guy that screwed up to do it over. I suppose it's possible that the price update the guy issued is now allowing transactions at incorrect prices and hurting the bottom line. If the volume is high enough this could be significant. But then what do you do? Call all the customers and say "Sorry, but you can't have it at that price"?