I mostly liked the new UI, except for the changes in the tab bar, the major one being reducing the tab width to mirror Chrome's. When you have more than a few d

I mostly liked the new UI, except for the changes in the tab bar, the major one being reducing the tab width to mirror Chrome's. When you have more than a few dozen tabs open in Chrome or the new Firefox, it becomes near impossible to know which is which. Fortunately, I found an about:config property to change it: Visit about:config and update browser.tabs.tabMinWidth to 100 or 110, whichever looks better to you.