Illmatic is definitely the number one album hands down and if you want to debate with me, come see me at the barbershop. I just wish I was in Texas for SXSW to watch NAS perform the whole Illmatic album with DJ Premier, Pete Rock and AZ. Check out the VEVO video performance, its off the chain.
Video
New York Stat Of Mind
Phone Tap ft. AZ
The World Is Yours
Memory Lane
NAS is Like