What they use is the, 'i fail at cod' hack.
They should be watching the 'get good at cod' tutorial.
100% correct.
Many people fail at CoD4 because, well, they just suck BUT people like Nolzad0 and SPEEDMONO are just failures.
Sure, sure, you have several million points and under thirty days played - but everyone knows that $h!t just isn't 'fo-show' you know? So everyone laughs at them, and has no respect for them.
Don't bother with the XP Hack, it's just time consuming and pointless (no pun-intended).