Discuss the response, provide research information. The original question was: After 9/11, the position of National Director of Intelligence (NDI) was created to bring organization to the multitude of intelligence agencies. Today there remain at least 17 intelligence agencies in US government. Why do we still have so many?

Please respond to both of the attached posts. As if in a discussion forum. Discuss the response, provide research information. The original question was: After 9/11, the position of National Director of Intelligence (NDI) was created to bring organization to the multitude of intelligence agencies. Today there remain at least 17 intelligence agencies in US government. Why do we still have so many?