The ASUS ROG Azoth Extreme is a great example of how to take an already good keyboard, with the ROG Azoth, and improving it further to the point of being one of the best pre-built units on the market. It has a ton of features including an OLED touchscreen display and a novel adjustable gasket mount, but is far from being affordable.
It’s a keyboard that allows you type violently by punching it. AI algorithms are used to converts punches into meaningful keypresses.