Although that presentation does point out that the technique is more generally used in quines. Given that there is a fair amount of research, papers and comment

Although that presentation does point out that the technique is more generally used in quines. Given that there is a fair amount of research, papers and commentary on quines, it's possible that the author may have read something along those lines. https://en.wikipedia.org/wiki/Quine_(computing) https://en.wikipedia.org/wiki/Quine_(computing)