At first, I was disappointed that it doesn’t support Safari but then I realized Safari does this even better with tab groups. Still, it would have been nice to

At first, I was disappointed that it doesn’t support Safari but then I realized Safari does this even better with tab groups. Still, it would have been nice to be able to sync them with other browsers (e.g. from Safari to Firefox). I guess “cross-browser” means “the author’s favourite browsers”.