And in 1998, when the next version came out, it looked like this:
When Mozilla launched its own browser, Firefox, they kept including the secret messages to maintain the tradition, and possibly preserve their pact with Lucifer. Here's the passage from 2003:
Apparently, each verse is a metaphor for one of the updates Mozilla has released. Hidden developer commentary in the code of the 1998 page confirms that the beast "Mammon" is actually Mozilla's main competitor, Microsoft Internet Explorer. The first verse we showed you says that Mammon has become "naught but a follower," a reference to the fact that the latest editions of Internet Explorer straight up ripped off several features from Mozilla. Among them was the "about:mozilla" page -- if you type that in some versions of Explorer, it takes you to a blank blue screen.
via Internet Explorer
Or it might just be IE crashing.