So it begins. We use AI to filter it out / reduce it. It won’t be easy. But in the long run something like the following can be used even if AI matches human ability online. Any long term solution that tries to rely on proof of humanity will fail while something like the following still has value:

AI tools + WoT + WoT based reporting / reputation + micro payments / PoW

It’s all actors. How do you distinguish against the bad actors and the good ones? Human or AI? 

We haven’t even begun to scratch the surface of WoT based solutions and micro payments