It would be possible for "authors decrying trolling" to do so in a way that isn't "inflammatory, bad faith, needlessly aggressive, insulting, false, or otherwis

It would be possible for "authors decrying trolling" to do so in a way that isn't "inflammatory, bad faith, needlessly aggressive, insulting, false, or otherwise unproductive". So it's not a tautology unless you insert an empirical assertion that every single one of the "authors decrying trolling" is exhibiting one or more of the abovementioned qualities. And that assertion sounds like a substantial point, not logically empty at all.