Poll question: Are you able to develop a satisfying character using nothing but the elements of the PHB and DMG? This is not a question of theory, but actual practice -- DO you stick to the core rule books?
(The alternative implies that you extend your reach to prestige classes, feats, abilities, etc. in non-core supplemental materials or homebrew rules.)
(The alternative implies that you extend your reach to prestige classes, feats, abilities, etc. in non-core supplemental materials or homebrew rules.)