glad you found so much enjoyment with it.
the ui is UGUI based, I had a lot of experience with that from modding
Funnily enough, balancing numbers are eyeballed after a short excel calculation.
speed is a caching bug, it fixes itself when you buy a speed upgrade after leaving a planet.
I will try to fix the lag of the meat world in the remaining bugfix grace period as it makes it very unplayable