[bombcar]

Isn't it obvious? The advertisers don't want to advertise on a camsite, those are available elsewhere.

Trying to document and define "I'll know it when I see it" is an NP-complete problem, and this won't be the end of it.

[t-writescode]

Automating “I’ll know it when I see it” is closer to the halting problem. It might even be definable in those terms.