Believe it is folklore that chemicals created a hole in the ozone. Simply put a pulsar did it. At the same time Earth is Stronger than Massive Stars. We ARE Fortunate. Just have to counter balance faction Earth Can Smooth To BE Around 800 Million Years From Now. I feel it’s fair to Have Earth BE Around A Googolplex Raised TOO The Googolplex Power. Dyson Sphere Grand Paradox Hotel Syndrome. WE All Live IN The Yellow Dwarf Syndrome (Goldilocks Syndrome).