You're not wrong, but you'd better not have false positives.
In particular, it seems likely the author in this case got caught by an algorithmic badness detector or may have violated the TOS in some minor technical way rather than being abusive. I'm counting the latter as a false positive in this case; that's no way to treat a paying customer. People who know what they did don't usually blog about getting banned and post it to HN.
Chargebacks are an effective way to punish companies for this behavior.
In particular, it seems likely the author in this case got caught by an algorithmic badness detector or may have violated the TOS in some minor technical way rather than being abusive. I'm counting the latter as a false positive in this case; that's no way to treat a paying customer. People who know what they did don't usually blog about getting banned and post it to HN.
Chargebacks are an effective way to punish companies for this behavior.