Roger Gracie and the Basics

How effective can you be at a high level while just using the basics?  Judging by this compilation of Roger Gracie highlights, pretty effective.  There's not much you won't find on our basic curriculum, and that's not a testament to our curriculum being filled with high level techniques.  No.  It's just simple, basic jiu-jitsu; takedown, pass guard, mount, cross collar-choke executed at a high level.