Earlier quoted context omitted.
The account submitted 9 links, including to high-quality print magazines (Outside Magazine, The Atlantic, Rolling Stone) within an hour. I wondered if the submitter had not remembered which had already been posted. Rhetorically speaking, how do I distinguish between someone who was asked to re-post, and someone who is making multiple submissions for, say, self-promotional reason? This case didn't look like self-promo…
> how do I distinguish between someone who was asked to re-post, and someone who is making multiple submissions for, say, self-promotional reason? For the time being, you have to tell that by looking at the articles and the account's submission history. It's usually pretty easy to spot self-promotion. Keep in mind, though, that self-promotion per se isn't against the spirit of the site; uninteresting content is. Also…
I can imagine you need to defend against rings of people submitting the same spam story over time, but maybe if a few established users are submitting a story, its rank could be raised more than the karma/time ratio alone would indicate.