Even if it wasn't a perfect system, it was a useful system. Old blue check = ~90% confidence that this is the person/org I think it is. Yes, mistakes happened,

Even if it wasn't a perfect system, it was a useful system. Old blue check = ~90% confidence that this is the person/org I think it is. Yes, mistakes happened, but by and large the verification added trust. New blue check = This person was insecure enough to pay for a symbol. Most of them are frauds. New grey/yellow/green/whatever check = I already forgot. Some are real, some are frauds, some are hacked, the whole system is untrustworthy.