Now that! was a most impressive read.
Thanks for taking us down that road, that was a lot of work. After reading this I just might try and tackle some tuning on one (or more) of the trucks I have. This is something I never would of considered doing prior to reading your thread...and I've been messin with these trucks for 40 years, not as a real mechanic, but a jackleg mechanic
*Jackleg
~ lacking skill or training : amateur <a jackleg carpenter>
~ designed as a temporary expedient : makeshift