Vicarious liability is an interesting thing. But don't you think in instances in which an employee does something unexpected or irrational, that it wouldn't make sense for the employer to be punished?

Every instance of vicarious liability should be case-by-case.

You read one reply but you don't read the other. The other reply states that by "some time" I mean a long period, or forever. When you read the sentence, do you think to yourself that "some time" = short duration?

Didn't know. But, here's an example of a purchased account that has done good for the forum: Avirunes

And all of the trusted feedback has been after the account was bought, meaning that they weren't relying on past reputation. Isn't this like with aTriz?