as a unique identifier to any number of database features even though md5 is a base program in FreeBSD.
I am about as far from a genius as you can get and still do web programming, so I seriously do not understand how the existence of perl modules make perl itself a "genius" language. The language itself is pure genius to be sure, and it at times can be a PITA if you have to de-obfuscate other people's code.
I guess the writer of the original article is a genius, because I just don't get it.