Can Python be run off of a CD-ROM?

[Fredrik Lundh]

Gerhard Häring wrote:
>
> Here's the HOWTO, in one sentence:
>
> Grab a Python directory, copy the python{major}{minor}.dll from
> %SYSTEMROOT%\system32 into this Python directory.

is the part after the comma really necessary?

(all installers I've ever used or created install the core DLL in the
Python directory as well.  are there installers out there that don't
do that?)

</F>