People were saying that about cryogenics.

Humans have a vast body of knowledge about how things work. It's a shame its dwarfed by the vast body of knowledge we are completely ignorant of.

Much as scientists managed to be surprised that life had evolved to eat garbage in the pacific garbage patch, it seems some will manage to be surprised that when humans eliminate one source of mortality, another inevitably evolves to take advantage of the ever-growing supply of humans.