I personally don’t see a value until we can get rid of the title bar and gain some vertical space.
I say this as a sane person who maintains under 10 tabs at all times but I do acknowledge that most of you are lunatics when it comes to browser tabs.
Productive: Maps, check the stock market, read non fiction/Wikipedia, pay bills, translate voice or text written in a foreign language, use as a bike computer or GPS tracker, hail a ride/taxi, rent a bike, communicate with people.
Fun: Read books/comics, amateur photography/videography, puzzles, listen to music.
Purposefully left out apps that cause doomscrolling and addiction.