IMHO this makes key much more beautiful than any internal structure.
But most people just need to know if it’s going to be storming, hot or, going to rain on a given day and that is where this shines.
System preferences -> Accessibility -> Pointer Control
Then turn on the "Head pointer" option.
I remember seeing prototypes from Toshiba when I was 10 (20 years ago), and every few months, there is a company releasing an "amazing video." its mother company then spins it off like there's no adequate progress, and so on.