Looks like another another scam, albeit a very popular one. It appears that EDC uses "positive spamming" to bury any negative comments you'd expect to find on this sort of topic.

This blog is all about exposing scam sites.
Keeping The Bastards Honest » The EDC Gold Merry Go Round

This posting pretty much sums up the program:
Honest and Truthful Review About The EDC Gold Business » Netscape.com

Seems too good to be true.... probably is...