> 
> Old stories/myths. Five years ago (the last time I dealt with SCSI in 
> Unix), the story was "SCSI is faster and more reliable than IDE". I 
> know the "faster" part has gone away, but I don't know about the 
it IS faster asd it can take more than one request at once and then
allowing disk firmare to perform them in optimal sequence.

linear transfer speed isn't much usable in unix environment.