More importantly, why and who is behind the manipulation of our perceptions?
From my own research the media is controlled by the Cabal. The Cabal have their fingers in many pies. Basically anything that makes big dollars such as Big Pharma, M.I.C (Military Industrial Complex) and so on, or has or can have an effect on the masses. Main Stream Media.
The following link provides some knowledge and information regarding perception manipulation.
Main Stream Media is programming your mind, how and why.
Fair Use Notice: This website may contain copyrighted material. Such material is made available for educational purposes only. This constitutes a 'fair use' of any such copyrighted material as provided for in Title 17 U.S.C. section 107 of the U.S. Copyright Law.