We need the equivalent of Bayesian filtering for email spam and of Page Rank for search.

Now that I think of this, whoever solves this well will have the next hyperscaler.

I agree, but then you get https://news.ycombinator.com/item?id=44719222

It has a lot of red flags. Second (re)post of dormant account, vive coded, AI, the biological model is horrible. But it was a nice project, 5/5 would upvote again.

Perhaps the important detail is "[I] spent about a month on it."