I thought this was already the norm in France.
I am not that old, but the only school I knew with uniform was the all girl catholic school in my french hometown. And I believe a few years back, even them stopped having an uniform (and even merged some classes -for the older students- with the “all boy catholic source which never had an uniform”).
So until the experiment to be started in public school, it was very rare in France
Feel like the *bin and the *key have a lot of cool features, but way too many forks to have a understandable product. It’s pitty