These all sucked for one reason or another. Don't let nostalgia blind you to the suck. There are good reasons these don't exist anymore and private equity ain't it.
There used to be this idea of a Googlewhack, where people would try to create a Google query that would generate only a single result.
I propose Claudewhack, where you create a prompt that will get a bot to simply say "No.", and nothing more.