I like this idea! Also think it would be really cool if you could set up multi-account containers and tab groups to work like this, so it would let you fence off all the things you want to be offline while still letting you use firefox normally!
I would agree, but I would also extend that to saying there just needs to be more gestures and improved navigation overall. I don't know how Android is but on iOS the ability to swipe around for navigating the UI and dismissing menus and such is pret...
