It's a big logical leap to the conclusion that this will "doom us all". It's even sillier to be afraid of sediment core incubation experiments with destructive sampling techniques. Don't you think?
SF author and marine biologist Peter Watts has a trilogy on a very similar premise, where an early "fork" of life (that is actually more efficient than our entire tree of life) got stuck down in the ocean depths at the dawn of time, until we accidentally bring it up.
People automatically fear things that in some way may exceed some of their own limitations, in however minor way. A defense mechanism of our cavemen brains.
A lot of people including myself would agree with you. But 2020 has been bruising on our mental health so we're not taking any chances.