> And a bit of an own goal on our part. More than a bit. Simply give people the option to put a charge limit and let the app be offline when that limit gets h

> And a bit of an own goal on our part. More than a bit. Simply give people the option to put a charge limit and let the app be offline when that limit gets hit. Don't make it the default, but do allow people to do it. This would resolve 99% of the fear people have. And most people wouldn't set the limit anyway. However, your knowledgable people might set it, and those are the ones you're most trying to attract.