I had that. Later renamed Laser C. Being a poor college student I used a Radio Shack floppy disk drive for a second 3.5", hand-soldering the DIN connector the S

I had that. Later renamed Laser C. Being a poor college student I used a Radio Shack floppy disk drive for a second 3.5", hand-soldering the DIN connector the ST used. Afterwards I could have my compiler tools on one and source/object code on the other - a huge time saver. Try and get a compiler and linker to fit in 360k these days!