ProComp/Speedmaster aluminum heads

Well I fell behind a few pages on this post and when I tried to catch up it was way over this country boys head. Rubber heads, efficiency, hot and cold cycles, yada, yada, yada, I just skimmed through those posts. If I had to think that hard I would be to tired to do anything. Carry on.
I understand the Forums two most infamous derailers converged! 318hvtwf and YR..
I'll go back three pages and 24 hours and tagged you with what I just tried to say back then and see if you have an answer and we can get back on the rails....