Axonix 4XR CD-ROM: Powered by PS/2 (and frustration)

Testing this intriguing Type II PC Card CD-ROM by Axonix from the mid 90s. No batteries or power supply required, it's an external PCMCIA optical drive powered entirely by the ports of a Windows 95 laptop! In theory at least, heh.
Here's an archive of the v4.7 DOS and Windows 3.1 driver disk:
archive.org/de...