Disable tracking protection UI in FF67-esr
Some of its parts are already live and well in Nightly (such as the Tracking Protection switch in the hamburger menu). This makes it particularly devastating since more users may be tempted to enable it thereby harming their fingerprinting.
https://bugzilla.mozilla.org/show_bug.cgi?id=1461743
https://www.ghacks.net/2018/06/10/mozilla-plans-to-push-tracking-protection-in-firefox/
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information