@Makyen In theory, you only need one - because of course everyone gets the review right 100% of the time. In practice, it don't work quite like that... I'd look for 2-3 feedbacks on a post to be confident in the decision.
Of course, we end up with more on most posts because of FIRE - casting a spam flag through the metasmoke API also creates a TP feedback
room topic changed to Charcoal HQ: Where diamonds are made, smoke is detected, and we break things by developing on production. 79,000 true positives and counting. Handy links: charcoal-se.org, github.com/Charcoal-SE, charcoal-se.org/blaze, metasmoke.erwaysoftware.com [best-bad-practices] [crazed-maniacs] [dev-on-prod] [everything-is-broken] [panic-driven-development] [plastic-knives] [programmatic-crowbars]
@Makyen do note that another one of our popular userscripts, AIM, already shrinks/fades deleted reports and tells you if it has been autoflagged by you. If you can avoid conflicting with that functionality that would be awesome :)