No, you don’t have to interact with Meta. Websites that utilize Facebook ads in some fashion will install a Meta Pixel to their site in order to track users and better target their ads. That information can be correlated to others in the same household extremely easily.

You can read about the specifics of how Meta does it in their developer information here: https://developers.facebook.com/docs/meta-pixel/

It’s the nuclear arms race part deux: AI boogaloo.

CloudFlare offers website admins the ability to have their sites directly available to Tor users but they have to activate the feature: https://developers.cloudflare.com/support/firewall/learn-more/understanding-cloudflare-tor-support-and-onion-routing/