

It already exists at least as an “experiment” but I guess now it’s nearly ready for full production use. Perhaps the new terms of use text is motivated by not enough people accepting the old merino opt-in prompt as well as wanting to get more third-parties involved in the system. More details here: https://firefox-source-docs.mozilla.org/browser/urlbar/firefox-suggest-telemetry.html
When Merino integration is enabled on the client and the user has opted in to Firefox Suggest data collection, Firefox sends everything the user types in the address bar to the Merino server.
In most parts of the fediverse, if you see more talk about Ladybird than Servo it means you’re following the wrong people.