Video: Are Humans Like a Virus on the Planet?

Are Humans Like a Virus on the Planet? Hugh Montgomery, youtube. Nov. 8, 2018.

presentation is first 40 minutes; remainder for Q&A

introductory joke: 

there are two planets talking to one another 

and one says,  "you know what, I don't feel so good... I think I've got homo sapiens" 

and the other planet says "oh, I wouldn't worry... it doesn't last for long."