If you take one rivet out of an airplane, it will be all right, it'll keep flying. You take another rivet out of the airplane and it still flies. So what the heck, let's take more rivets out of the airplane, and sooner or later, the airplane drops from the sky.
If I could be lucky enough to just have radio as the base for the rest of my life, I could build off that. No matter how successful I become, I always look at radio as the only skill set I can really call on. I even know how to operate the boards.