avdude,
See this link for our tour back in 2004.
I know they've finished some rooms and made many additions since, but even back in 2004 they were gearing up for the assembly line of amps.
These were part of a few secrets that Amie beat us into keeping for sooooo long. Who would have known she was so good with a whip?

Just kidding.

"Those who preach the myths of audio are ignorant of truth."