AT THE POINT WHERE YOU RETAIN THE DIVISION INTO 16 AGENCIES...:

Bush redefines roles of intelligence agencies (The Associated Press, July 31, 2008)

President Bush approved an order Wednesday that rewrites the rules governing spying by U.S. intelligence agencies, both domestically and abroad, and strengthens the authority of the national intelligence director, according to a U.S. official and government documents.

Executive Order 12333, which lays out the responsibilities of each of the 16 agencies, maintains the decades-old prohibitions on assassination and using unwitting human subjects for scientific experiments, according to a multimedia briefing given to Congress that was reviewed by the Associated Press.

...you've given up on their being useful. Shutter them all and open intelligence completely. The market does a better job than bureaucrats.