Saul Luizaga wrote:

>> You never read the USB spec, did you? It's actually rather complex. 
>> :-) That it's serial is like saying "SATA is serial" or "SONET is 
>> serial."
> 
> aren't they? maybe complexfor the very high speeds but AFAK they are 
> serial techs, similar to PCI-Express.

USB has a whole communications protocol to go with it. Think about 
TCP/IP and how complicated that is, and you get some idea of how much 
work a typical USB device has to do in order to work. Sure, the 
*physical* signalling is a simple serial bus, but if you want to *do* 
anything with it... ;-)

*continues stalking Darren*

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

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