This is narrow-minded thinking influenced by recent events instead of a realistic risk assessment. Imagine you spend trillions on vaccines for possibly deadly diseases, and then the Yellowstone supervolcano breaks out and general disaster control is in a bad shape because you've spent trillions elsewhere.
You can prepare for everything but it needs to be done on the basis of balancing many different concerns.
You can prepare for everything but it needs to be done on the basis of balancing many different concerns.