I'm still upset that theyve removed the "compact" style. Granted, between ublock origin and tree style tabs Firefox is still my favorite browser, but why are t

I'm still upset that theyve removed the "compact" style. Granted, between ublock origin and tree style tabs Firefox is still my favorite browser, but why are they changing this stuff... Can someone please ELI5 - what does "more streamlined menus" mean?