Excellent! Good explanation, better idea. The qualification using $main:: becomes Perl's "What I tell you three times is true."-- even better since you don't have to tell it the first two times! Conceptually not greatly different from a 'C' cast. Thanks, it will be in the revised version, I am holding off until Monday or so, hoping for additional useful suggestions...
"Never try to teach a pig to sing…it wastes your time and it annoys the pig."
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