Making demos is easy, making a product is hard.

Universities could totally do what he is doing. But that’s still far removed from commercializing this tech (unless the product is “a mini fab for universities for educational purposes only.”)

For a real product, you’d need to meet all kinds of reliability requirements: life time, voltage range, temperature range, parameter control etc.

(Once again: what he’s doing is awesome. It’s just important to keep some perspective.)