If you're unfamiliar with Sidebery, it's similar to TST but has a neat tab groups feature as well. Speaking of, there are other cool new features coming to Fir

If you're unfamiliar with Sidebery, it's similar to TST but has a neat tab groups feature as well. Speaking of, there are other cool new features coming to Firefox - such as vertical tabs: https://connect.mozilla.org/t5/discussions/here-s-what-we-re-working-on-in-firefox/td-p/57694 https://connect.mozilla.org/t5/discussions/here-s-what-we-re...