That's utter bollocks Sweeney, and only shows that you know little about how evolution works.

1 Change
2 Test
3 If OK keep
4 Else reject
5 Endif
6 Goto 1

So the answer to Mariner's conundrum is simple. You do line 1, everyone else does lines 2 to 5, then the loop starts again.
Chane the song and see what happens.

Stuffed and stamped? In their natural context? What the hell are you on about?

As for the 1954 definition, I didn't read that tedious thread and I don't like horses, especially of the hobby variety.