I did and I also saw he was lying while the Activison support page still showed they were working on fixing it.
Edit: Looks like I'm an idiot and didn't read it thoroughly. My apologies
https://support.activision.com/articles/en_US/FAQ/Call-of-Duty-4-Modern-Warfare-Servers-Unavailable/?l=en_US&c=Game_Title%3ACall_of_Duty_4_Modern_Warfare&fs=Search&pn=1
Seems there are still problems with keycode authorization though.