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Unless I misread, it suggested multiple contact attempts, not just a single e-mail. Anyway, I know nothing of either side so there's nothing I can add to this.
Ignoring the specifics now, if you genuinely felt wronged and all attempts at resolving the problem failed, wouldn't you be desperate enough to want to share what had happened? This has clear similarities in a number of ways with the Cromwell issue and there were complaints when I removed similar types of posts then.
I suppose it's the old "You can please some of the people all of the time...etc" !