I believe the ALCLAD markings are now a genuine hurdle.
Okkkkkkk ... I agree with Mr. Neville on this one. What you have done, to date, while somewhat constructive, really amounts to little more than throwing a whole bunch of stuff against the barn wall to see if any of it sticks. Probability alone guarantees that at least something will
appear to stick - but whether it's still there the next day, and the next year, that's a whole other bucket of ... stuff.
Talk is cheap. Answers are expensive. I plan to put my money where my mouth in a few days and try to find some of those answers. Why don't you join us? Heck, I'll even spring for the first round.
LTM, why trys not to hurt himself with steel rulers,
Monty Fowler, TIGHAR No. 2189 CER