You could run them just fine as long as you didn't try to edit the listed lines if they were longer than two screen lines. The same is true for a C128 in C128 m

You could run them just fine as long as you didn't try to edit the listed lines if they were longer than two screen lines. The same is true for a C128 in C128 mode, except the limit is extended to 160 characters (four 40-column lines).