Intended only for the President means that only carefully crafted half truths to influence the desired result are present.

Not true. The PDB comes from a lot of sources. They are hand picked but are often left pretty raw. I know this because I used to be a HUMINT collector in DIA. They are hand picked, but usually in the sense of "what briefs well". It ends up being more about yearly performance objectives and how it looks on a quad chart than anything agenda related