Maybe I'm just successful, so much I won't be cool with 'em
Maybe it's because I'm crazy, just in love with my music

Meaning

The answer is both. He does his music for the sake of music but he happily embraces wealth and fame recieved from it.

To help improve the meaning of these lyrics, visit "My Piano" by Hi-Tek (Ft. Dion, Ghostface Killah & Raekwon) Lyrics and leave a comment on the lyrics box