Probably a stupid question, but will we ever have something like a microwave to make things cold? Is there a reason this can't exist?
(lemmy.dbzer0.com)
There are cheap household gadgets that rotate a can or bottle in a [salt] ice water bath to chill it rapidly. https://www.amazon.com/Chill-Matic-Automatic-Beverage-Chiller/dp/B0148K37K2?th=1 etc
Also more expensive ones with better temperature control for wine bottles.