From: Gregg N 

"Geo."  wrote in news:411d6694$1{at}w3.nls.net:

> I'm not sure I understand. I get the part about it being the installer
> but the full download version includes every patch released for XP
> prior to the service pack as well as the service pack. If the
> installer checks for these is it the same piece of code that runs if
> you install the full download version? Seems to me it can't be the
> same exact code as the installer from WU grabs the files over the
> internet instead of from the temp directory but if the check method is
> the same then I guess there is no issue.

I think he is saying that Windows Update builds the same 250-odd MB service
pack as the download version, and then once it is all put together, the
same SP2 installer is run. When WU is putting together the large SP, it
takes advantage of files that are already on the computer.

Gregg

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