Why do you think that if Ford used Linux, your car would not be used for "roving wiretaps." Do you think that if a company uses open source code, they, therefor

Why do you think that if Ford used Linux, your car would not be used for "roving wiretaps." Do you think that if a company uses open source code, they, therefore, make all their uses of it public as well? Also ... I think "podunk" is a bit much.