This is less of an issue if websites prompted you. I think the iOS permission model (which is what the web is going towards) is a pretty good model. This lets

This is less of an issue if websites prompted you. I think the iOS permission model (which is what the web is going towards) is a pretty good model. This lets sites who want to do "real things" with battery levels have access, without it being available "for free" (prompt is annoying).