It was only a matter of time, really. UserSubmitter [1] offers money to Digg users and takes money from people who want to get dugg. If you digg three stories as a user you can make 50 cent. Submitters pay 1 dollar per digg. This might make someone a millionaire if it lasts - but I doubt it will.
Links:
[1] http://www.usersubmitter.com/
[2] http://technorati.com/tag/marketing mishaps