I'm probably not gonna make a video, but just wanted to say I think John and Hank Green, along with the P4A were like on-ramping the ideas of philanthropy for me when I was a teen and still learning. Made me far more optimistic and potential ready to learn about EA which I didn't hear about until years after being introduced to P4A and 

We have many buildings now that have survived decades and centuries. Thousands have spent time in them, many spend a third of their daily lives working in them. If only new buildings were fitted with disease resistant architecture you would still potentially be averting thousands of cases of illnesses over time. That is not to even speak of retrofitting older buildings as they become due for repairs