The author here: as mentioned in the article, it started as part of a security research, but once started I couldn't help myself from pushing it further and see

The author here: as mentioned in the article, it started as part of a security research, but once started I couldn't help myself from pushing it further and see how far I could get. So I guess it's curiosity and a fun mental exercise, and maybe probing yourself that you can do something that you thought was impossible.