> most people will need to top up 2 times a week 100 times a year 1000 times in 10 years.

When it comes to as-fast-as-possible charging, I think you can divide that number by at least 10. Slow charging while parked overnight or during the day should still be the most common case by far for most users. Very fast charging is important for road trips, but it is not the usual case.