cross-posted from: https://awful.systems/post/2178630
2 points
Where is your evidence for that? It used to be Bing and Yandex, but now it’s just Bing. They use other non search engine APIs and do a small amount of crawling AFAIK. Details of who uses what here: https://seirdy.one/posts/2021/03/10/search-engines-with-own-indexes/
2 points
I read it on their sources page at some point, but it looks like that page has changed since last I looked.