"Falling costs and shrinking size mean that over time, your standards of 'walking up and attaching' and 'detection and removal is allowed' will become less mean

"Falling costs and shrinking size mean that over time, your standards of 'walking up and attaching' and 'detection and removal is allowed' will become less meaningful over time." Not to mention co-opting devices like those employed by OnStar. No way to remove that one.