One can’t help but imagine bot-2-bot conversation, an endless loop of automated responses, ad infinitum.
It becomes blindingly clear who is real and who is not based on various elements of the both the user’s chat handle as well as their vernacular.
Somewhat romantically, these purveyors of, almost always, pornography are stuck in the language of a pre-social web, using presently dead styles, like “kewl.” Ironically, their language is either a caricature of netspeak, or their grammar is too proper, too proper to be human. pornography: videos, camgirls, with all requiring “free” credit-card registration (just to verify age, of course).
The goal of bots is to promote and link users to certain content. With the number of bots proliferating in the rooms, there can be no doubt that at some point we failed the Turing Test.
Defining NSFW material is subjective and the task of identifying these images is non-trivial.