I have to agree with Mudmixer, after 30 years, and seeing how poorly fiberglass actually works, Just as Dick mentioned.
And the old style cellulose is not as good as the new materials such as National Fiber manufactures.
And my question to Mayhem is, what is your background to assume folks are just Googlin their answers?
Just so we all know who the players are, this aint' poker,there is nothin to hide, and we are not gonna get nasty. This is how folks learn.