I think you have an interesting problem and am curious
enough to want to try some things (probably other monks
as well). Please post more code for us to do some
cut & paste testing.
I apologize for the stupidity of this one...basically, it came down to nothing to do with Perl...I resized my editing window in the midst of an edit (from 80x24 (vt100) to 80x25 (ibm standard). A line got copied twice when the window did not properly refresh.