Exact line used in criticism of vaccines, air-travel and in-vitro fertilization.
All new technology carries unacceptable risk... until they don't. But that's why science needs a constant feedback loop to improve understanding and safety. We can't make safe what we don't understand.
He was making a joke about the risk of goat-sized spiders.
I don't think drawing attention to the fact the comment wasn't short sighted, merely inane will gather much more sympathy for the poster.
It might be interesting to introduce you people to the concept of humor.
the joke here is that there are no jokes. that's what makes it funny.