The problem with this approach is that it risks one's account being hit by some black box algorithm for detecting abuse, and then spending another few weeks try

The problem with this approach is that it risks one's account being hit by some black box algorithm for detecting abuse, and then spending another few weeks trying to explain to another customer service rep that a) your account hasn't been hacked, b) you are not abusing their service in spirit, even if in action, c) you do not want your account settings reverted because these changes were made by you and then d) no, please do not ban me from the service permanently. All that apart from the fact that it shouldn't be necessary!