> CRISPR technologies are like bullets to attack problems This is a correct and useful analogy. Nonetheless, biologists are excited about CRISPR because, to co

> CRISPR technologies are like bullets to attack problems This is a correct and useful analogy. Nonetheless, biologists are excited about CRISPR because, to continue your analogy, we were previously working with spears. And now we have bullets. Still don't know where to quite fire them yet. But it's a nontrivial advance.