rollout

There’s a performance device called “dragy” that reportedly is very accurate. It’s $149. I’d certainly like to measure my Tesla’s performance, (uncorked S75D), but once that’s done I don’t really feel a need to have that dragy device sitting years unused in a drawer. So... What I propose...

Since I'm relatively new, I'm curious how long other version updates have taken to rollout fully? I would suspect that Tesla is trickling out 8.0 (2.36.108) to see how it goes, then will patch what needs fixing before allowing a larger, more encompassing update to all the vehicles- am I right?

Can anyone advise me what's happening to the roll out if superchargers outside if London please? I understood that a few motorway services would get them, then I herd that Ecotricty has an injunction on tesla to stop them deploying ATM. I regularly checkout the tesla web page that shows where...