Firefox has long been the most customizable browser. It’s in our open source DNA. Now we’re adding more ways to make Firefox feel like yours, including new themes and wallpapers.

You used to actually be able to theme Firefox, is this returning? All you have now are crummy backgrounds to clutter the visually bland buttons and menus.

Edit: this was meant as a reply to the post linking to their blog. And it looks like the answer is ”no, eat your porridge”.