PPF 2

PPF2:

https://docs.google.com/presentation/d/e/2PACX-1vSmUhAMYYu-998Z6-gVqpp01xDJQ-kYGrBlNjdAxhDt1ro-rt3BiaRTWN9KozWU__0S-soNQByAxuJ8/pub?start=true&loop=true&delayms=3000