[panpanna]

Do you have a source for that?

Firefox docs and disconnect don't say anything about this

https://support.mozilla.org/en-US/kb/enhanced-tracking-prote...

[exhilaration]

https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Pri...

The above specifically shows you to make sure your site continues to function when Google Analytics is blocked by Firefox. I can't find any evidence that Firefox doesn't block Google Analytics.

[donclark]

I highly recommend: https://addons.mozilla.org/en-US/firefox/addon/umatrix/