[Wine] Upgrade Wine Without Losing Existing Files?

[hendrik at topoi.pooq.com]

On Sun, May 18, 2008 at 11:17:07AM -0500, dimesio wrote:
> Updating Wine itself will not remove any apps from your ~/.wine directory, which is where your Windows apps are installed. However, keep in mind that things sometimes break between versions, and apps that worked under an earlier Wine version sometimes will not work under a newer version.

WHich brings up the following question:  How can I have several 
different versions of Wine installed, such as the latest one and the one 
that application X runs under?  And where do I find these vintage Wines?

I'm running a Debian lenny system, by the way.

-- hendrik