I tried it in a VM. My only complaint from the short time I fooled around with it was that you have to press the super key frequently. I prefer alt and Ctrl (with capslock mapped as a Ctrl key.) I'm going to have to revisit this.
I think this age verification (gateway to digital ID just to usr a computer) will spark DAO managed forks of linux distros. Debian and Fedora are both managed by legal nonprofit entities that can be sued because some teenager was caught looking at porn.