Well, that's an interesting question. Clearly, Microsoft needs to get some web properties behind CardSpace. It's part of Vista and people are buying Vista. Who can I use CardSpace with today? As far as I know, you can't use CardSpace with anything other than some test web sites. But, I sat through a demo of CardSpace today and took the picture you see below (click to supersize). Notice that the Wachovia logo is being used in the demo.
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