Run this test program:
Code: MODE 0
VDU 28,0,31,39,0
PRINT "COPY THIS LINE OF TEXT: THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG"
INPUT ""A$
The copy the line of text (ie, TAB, up, up, hold TAB down....) The copy cursor doesn't notice the edge of the text viewport, so you end up copying in from outside the viewport. (v5.95a and v6.00a)
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