They filled the gap when CD-R/CD-RW was crazy expensive and people needed more storage space. The cd-r/rw drives drives dropping in price killed it. I believe t

They filled the gap when CD-R/CD-RW was crazy expensive and people needed more storage space. The cd-r/rw drives drives dropping in price killed it. I believe they later had a 200 or 250 mb drive, the Jaz. I think places that needed big storage used tapes.