Kind'a cowardly behavior, is it not, for someone to lift information from here and misconstrue it in a posting elsewhere, and with ridicule as an overtone?
FWIW, Mr.Mueller is an inventor of machinery used in mining. He holds many patents in mining technology, and not just in regards to breccia pipes.
Anyway, if someone can feel better about themselves by citing my failures, I'm happy to oblige - it's in my nature.
Which reminds me, I would like to single orr friend, Lief, for his astutness and exceptional gentility in dealing with others. Would that I were such a gentleman.
VP