It can, on every OS except ChromeOS, running Chrome is still optional.

Surely an enterprising hacker somewhere has figured out how to replace Chrome on Chromebooks by now?

Of course: https://mrchromebox.tech/#fwscript

Yes, here's where you disable it: https://www.mozilla.org/en-US/firefox/new/

Mozilla does it too! [0]

[0]: https://blog.nightly.mozilla.org/2024/06/24/experimenting-wi...

That has nothing to do with what Google is doing here.

That is an end user summarisation feature not a proprietary web API.

I don't know if I'm interpreting this right but it sounds to me like they're working on it too. [0]

[0]: https://connect.mozilla.org/t5/discussions/share-your-feedba...

What you did there, I see it.