I never used Erlang, and I'm a functional programming fan. But languages based on heavy VM that abstract OS away always make me doubt that's the right direction.
Asking to a pro if Air fryer worh buing he said: "think about professional kitchen. If you found something in a restaurant then can be helpful even for no pro. But I never ever saw air fryer in a pro kitchen. It s Just a low quality Owen. Just marketing. If you have a good Owen you dont need air fryer"