1. Tab 2 search - productivity monster 2. Auto translate - productivy monster 3. FF slow rendering - proven by real tests, not useless benchmarks 4. Signal app and other apps

but getting these negatives: 1. super huge memory use and dozens of processes, easy to completely fill memory of a super workstation 2. every keypress and webpage action recorded by big firm 3. lack of plugins in mobile version 4. hated and blocked by companies