Yahoo (circa 2000) used to let you filter search results by no ads or no monetization, I forget the exact phrasing. It was sometimes useful then but it would be

Yahoo (circa 2000) used to let you filter search results by no ads or no monetization, I forget the exact phrasing. It was sometimes useful then but it would be more interesting now. There is also https://millionshort.com/ https://millionshort.com/ which was a Show HN product from 2012, stripping out X number of top ranked websites from Google results. These ideas are half the battle, I think the other half is the curation, which is a little more abstract, but possibly machine-learnable to some degree?