It works on my device and blocks almost every ads.
However, this add-ons works better on Chrome & Chromium, including Microsoft Edge Chromium. On Firefox, my webpages load so slowly.
The End.

Is uBlock still useful with Firefox's latest release and option to natively block trackers, 3rd party cookies, and force HTTPS? Please let us know, thanks!
-A very happy Firefox user

better then using gnu-ice cat

An essential for the upmost secure and private browsing experience. Just make sure to periodically go in the settings, use the "back up to file" function and store that file in a cloud, such as Google Drive or preferably a privacy-respecting provider (Proton Drive or Sync).

If it's recommended by PrivacyTools.io, it's good on my book. If you haven't checked them out, they have other solid privacy recommendations.

very good

very good

Please make it that the user can still use the app on FF 55.00 and later version.

This is a stellar achievement in Web browser history. :-) Simply put. This should have been built into the design standards from the beginning.