This is a Zero Delta T cooking breakthrough. You've seen other Sous Vide stories
, but you've never seen anything like this. Because there is so very little to see: Almost all of the gadgetry is eliminated.
To do this yourself, you will need a love of fine food and a sound understanding of electrical wiring. Materials needed are an old-fashioned non-computerized electric range, a temperature controller, a scrap electric cord with plug, and household electrical kit.