@EternalSunsetI second that I like the Chrome way especially with an extension that allows me to auto create groups, for example I have a list of news website, and it automatically creates the group or add the new page to it if the domain is "detecte...
The lack of this option is just killing my productivity and I find my self using two browsers, a Chromium-based one and Firefox, but I guess I'll have to stop using Firefox even if I like it because of this option missing, which is a dealbreaker