I still think that better support for contextual identities would be a net-positive across the board for the web, but I have to say that this little stunt gave me a good chuckle. Bravo!
Next step: build a plug in to automate the self vote up!
And separate proxy/user agent/other trackable stuff settings for every context.
My post was not only a joke. This has serious potential to make multi-account tracking a nightmare... as it should, but not everything about that is good.