> Also that's a dumb analogy. Here's a better one: A knife that breaks 20% of the time when you try to cut pork, because you didn't buy a separate pork-cutting

> Also that's a dumb analogy. Here's a better one: A knife that breaks 20% of the time when you try to cut pork, because you didn't buy a separate pork-cutting knife. Excel doesn’t break 20% of the time. It rarely breaks. I think you’re assuming that genetics is more worthwhile than the millions of other uses. Think about how widely it’s used and your analogy doesn’t work very well.