So far there has been no real “direct” reviews of the QED, in effect just innuendo clouded by politics, which is not helpful.    With the help of a friend I've just finished some testing of the QED and want to share our impressions here in the hopes of getting the ball rolling for some quality discussions (but maybe this is being too optimistic?) We hope and believe our tests were rigorously objective, the QED was used for general gold hunting and also comprehensively