Can you hack MW2 on Xbox 360 to be level 70 10th Prest?

The Title/Name says it all.

wow yes you can im 10th prestige and lvl 70 =P its called a jtag man look it up

yeh its called jtagging u need to mod ur xbox if u want this or find sum1 that has a jatagged xbox that will boost u i found a forum with millions of jtag lobby ads u just have to find it urself GOOGLE is a dandy tool dont believe those guys who do it for microsoft points or money its a SCAM