Do you have aphantasia?

Just learned I have aphantasia via Rubber Ninja on this Game Grumps Mario Maker episode: https://www.youtube.com/watch?v=LKwPJXIBsKY

I can't visualize anything mentally! Certainly makes sense why 3D modeling can be challenging some times.

Here's some more info for y'all: https://www.webmd.com/brain/what-is-aphantasia