If you want to get into the mind of Tesla a bit I highly recommend "My Inventions", his sort of autobiography where he described how his mind worked. He spent a lot of time developing his imagination at a young age and "traveling" in his head. I was surprised to read that he would visualize entire designs in his imagination and then go through prototypes and iterations several times before bringing that idea into the…
Doesn't everyone do this? I remember at the age of five finally learning to control my falling dreams at night, to be able to freeze in the air and eventually fly (the Matrix scene definitely resonated later). This was the beginning of a continuous exercise of imagining things more and more exactly and controlling that imagination. Now as an engineer, I spend most of my time staring at a wall simulating and refining…
I wish I had the ability of imagination like you describe.
I don’t think I have full-on aphantasia (https://en.m.wikipedia.org/wiki/Aphantasia) but I definitely can’t run simulations in my mind.