Indeed, and some are relatively inexpensive: https://www.aliexpress.us/item/1005004808214900.html

My favorite demo of motorized faders, also in the context of audio (M4 Motor fader controller for eurorack):

https://youtu.be/VOcJ3yufxtU?t=357

Slider for the song position needs to go both ways: You can move it to change current time or it moves automatically along with the song

I will! Apparently it's not as easy as I thought (because of the progress bar) but I'll try regardless!

Naw a whole nother panel that has to pop out on a swing boom like transformers - complete with an array of luminous self motivated sliders and a dropdown for presets that pops out like an actual oled panel for the list of presets that pops back in again once you make your selection!