it's ok man, I've read them like 4 times each so I have a whole bunch of random knowledge in my head from them and they all seemed to contradicts themselves and just needed to tell someone about it... and if anyone has any questions there's a really good site called Halopedia that is basically a knock-off of wikipedia bt specially for the Halo universe here's the link for it... http://halo.wikia.com/wiki/Main_Page