[CodingJeebus]

> How's no startup working on this?

Because there's no money in trying to filter out noise that costs next to nothing to generate. It's like asking why no startup is trying to bring forum moderation to the masses.

[pavel_lishin]

> Because there's no money in trying to filter out noise that costs next to nothing to generate.

Not yet, but when there's so much more noise than signal, it'll become valuable.

[ranger_danger]

I think anti-spam providers might disagree with that take.