How about using the Bing API? Isn't that more open?
With caching, I think you might be able to reduce the load.
Also, why is w3fools in the list? It's an awful site.
With caching, I think you might be able to reduce the load.
Also, why is w3fools in the list? It's an awful site.
If you want to be cynical, just do Bing/DDG searches over Tor, and scrape that into the cache. This is $0/1000 searches, though it obviously violates some ToS somewhere. Unless they want to block Tor, you should be good.