I'm pretty sure that economics, not technology, was the hold up. Pressurized hard drives have been around for a long time, the halon filled IBM 3390 being a cl

I'm pretty sure that economics, not technology, was the hold up. Pressurized hard drives have been around for a long time, the halon filled IBM 3390 being a classic example [0]. Yes helium is more difficult to contain than halon, but it is a long solved problem. [0] (eevblog #395) https://www.youtube.com/watch?v=CBjoWMA5d84 https://www.youtube.com/watch?v=CBjoWMA5d84