SCSI to USB Adapter Cable Use with Scanners.
Here is an example of a USB to SCSI adapter. It has an advertised max transfer
rate of 1.2MB/sec, which is almost the USB 1.1 interface rate (i.e. not taking advantage of USB 2.0). If you were using a scanner, the transfer rate is low enough, to perhaps cause the scanner to enter start/stop mode (scanner [...]