That is rather aggressive?? Maybe thry live in another time zone and are asleep, or have other obligations like school pickup. Given them at least 24 hours to respond. sheesh...
And to requote the OP back to you like I did above, given that customer support told them there's a 24hr limit to that ban becoming permanent and tried to help them get it resolved before then, in this case it was in fact entirely reasonable to expect at least a one-line update within (in this specific case) a day, since either way the outcome would be known.
And in fact here's the OP's followup post: https://news.ycombinator.com/item?id=34721870