https://twitter.com/AndrewYNg/status/1736577228828496179

This is one of those perspectives that feels wise but I quite disagree with. Consider Covid in Jan 2020. At that time, was it right to focus on (i) actual current realized harm, or (ii) hypotheticals based on projecting exponential functions? Clearly (ii).

(i) current harm from nuclear war: Hiroshima,  Nagasaki
(iii) hypothetical harm: extinction

I worry about (ii) 

Neither subjective past experience  should apply as a standard when determining future risk, but specific problem facts probabilities