Futuristic Technology Circles

I once saw some really nice pictures of such futuristic technology circles and tried to do some by myself. I got so into it that I created 198 simple circles which I used to create these 52 more complex circles.

You can get this designs as brushes from my store:
https://www.artstation.com/marketplace/p/AXX3/52-complex-futuristic-circle-brushes