The only good part of a David Cage game was in Indigo Prophecy when it's revealed that the homeless people are actually an organized fighting force known as the Invisible Army and they fight Cthulhu and stuff
The Hobo Illuminati is introduced well after you have a Dragonball Z fight with the Internet, so by then it's just like "yeah, sure, whatever, they are all powerful but choose to live in filthy alleys, let's wrap this bullshit up already"
All i remember from thag game was some really interesting stuff related to trying to escape being framed for a murder and then suddenly i was getting chased by interdimensional bugs in an office and i just quit