[bodyfour]

> 80 MBit/sec SCSI is 8 bits wide

No, I converted both of the speeds to MBit to make them easier to compare. The SCSI on a SS10 was 10MB/sec, so 80Mb/sec.

The bus utilization on SCSI was high, and the USB2 on a Rpi is slow but not nearly enough to make up for a 6x gap in raw bus speed.