Earlier quoted context omitted.
It is already changing. Give it a few weeks. Sweden and Hungary have already put border controls back in place, France will likely do as well as a result of this attack at least for the foreseeable future. After that - and coupled with the immense increase of cross-border crime in the last decade - it will be a fairly easy step to rescind Schengen, if not in name then at least in spirit or on a 'temporary' basis. It'…
Border controls are one thing. Freedom of movements is another. Being forced to flash id card at the border is not the same as the border officer being able to refuse entry to a legal EU citizen.
True, but that means long lines waiting at the borders between countries again (hours for citizens, days for trucks). The damage would be enormous.