Is there any way to delete recommendations? E.g. delete your account? If so, you may end up with people deleting their account if they have bad predictions (th

Is there any way to delete recommendations? E.g. delete your account? If so, you may end up with people deleting their account if they have bad predictions (the usual survival bias of mutual fund investments). A solution would be to never delete postings, just maybe changing the username into [deleted123] or so.