Except that there is a culture of looking for and outing shills in a lot of subs, and since you can see someone's entire post history it's usually not hard to c

Except that there is a culture of looking for and outing shills in a lot of subs, and since you can see someone's entire post history it's usually not hard to confirm or at least provide solid evidence for it once you suspect it. I had someone out an astroturfer who posted a banal non-response to one of my comments just the other day.