Who should read CPI Theory? All astrologers should read CPI Theory. NASA should read CPI Theory. Planetary scientists should read CPI Theory. Physicists should read CPI Theory. Astronomers should read CPI Theory. Quantum thinkers should read CPI Theory. People interested in new answers should read CPI Theory.Continuous Planetary Interaction Theory shows how science has proved there is continuous interaction between the planets of our solar system. Astrology states that there is continuous planetary interaction between the planets of our solar system and us.There is an excellent review of CPI Theory done by the Astrology News Service http: //astrologynewsservice.com/articles/new-theory-outlines-possible-mechanism-for-astrological-claims