I had added a 2nd disk on my 386sx, but I guess it was after the DOS 5.0 time. I did not realize before v5 it was not allowed. Not long afterwards I ended up

I had added a 2nd disk on my 386sx, but I guess it was after the DOS 5.0 time. I did not realize before v5 it was not allowed. Not long afterwards I ended up on Coherent OS, fun times.