Hey these videos are a ton of fun, great job man. I admit it's a bit schadenfreude-y to enjoy someone else running into the awful problems I dealt with on the suspension, but I'm not going to feel bad about it.
Here's that calculator as well, a godsend when I swapped out my torsion bars as they were the perfect height first shot.
https://www.elephantracing.com/tech-topics/spring-plate-angle-calculator/