Cecil Moore wrote:

Straight keys are relatively easy to recognize.
Sometimes it is impossible to program a machine
to be that bad on purpose. :-) I heard a guy on
straight key night where his dits were 75% the
length of his dahs - amazingly hard to copy.

Cecil:

You find me a hacker (i.e. "Professional Software Engineer") who says
that would be even above childs play and I will give up my anonymity.

On a complexity scale of 1-to-10 that does NOT even register ...

Regards,
JS