ECP/EPP parallel port has higher throughput capabilities than USB 1, but USB is easier to use and more versatile.
Since I have a tiny penis, I will show off by posting my rad PC for total strangers to drool over.
Impressed females, you know where the PM link is:
Sempron 2800+ @ 1605MHz, GeForce4 MX 420(Dude! 420!), NEC 3x CD-ROM drive, parallel port Zip250 drive, Hayes 33.6k modem w/ 2+ weeks left of free AOL, Windows ME w/ all patches installed.