Boot Install 10. Post Install 12. Package Dependencies 15. Core Team 19. There are several reasons.
All distributions have their own agenda's and purposes.
ROCK Linux was started by Clifford Wolf as an itch that needed to be scratched. Meanwhile developers get the latest compilers and libraries. It is a good reference platform and an excellent base to work from. ROCK 's architecture allows for adding and maintaining packages. Complete with networking tools, compilers, the latest XFree86 and window managers it installs on 1.3 Gb.