I am never on the breaking news try it end of food. Sous vide - can't even go there.But this torch method has me a bit transfixed. Anyone gonna give it a go?  Don't presently have a propane torch.  https://www.seriouseats.com/2020/02/hei-now-youre-a-wok-star-a-fiery-hack-for-stir-frying-at-home.html