building Breeze, which does pretty much that minus the cool UI angle, and yeah, only way for it to work at scale is premium like neeva, kagi, etc.

we started out with topics and then moved to web, and are now folding topics into the web search experience, it's really hard stuff to get right

our first main filter was blogs, which is getting renamed to posts for a mix of reasons, adding forums shortly, along with other more specific topics

re: https://breezethat.com/ -- & better on laptop / desktop atm, premium version will be ad-free