I have spent a lot of time and money on tools and skills to do this openDIY and content creation goal.
3d Modeling & Animation
The Shop
Cameras and Computers
Vehicles
Two 1 ton Fords and a big trailer.
Farrier
I automatically left this off at first, but when it comes to an investment in tools and skill, this one is major in my life and I have some unique and high quality of each for which I certainly invested a lot.