> If the ISPs suddenly become not common carriers, do they then become responsible for all the content? No, "common carrier" is an overloaded concept that impl

> If the ISPs suddenly become not common carriers, do they then become responsible for all the content? No, "common carrier" is an overloaded concept that implies some responsibility for the thing being carried in other contexts (e.g. maritime shipping) but does not imply what you're suggesting in this one. Remember, US ISPs were not classified as common carriers until mid-2015.