Wow, this is such a wildly pessimistic and cynical take. Are you okay?

> But that's not a cure. If they don't take that drug, assuming it works, they still have the original mutation in the cancer cells.

The person you're replying to called this out specifically:

> and also various combinations with other drugs.

Why do you think they try it in combination with other drugs? You might be right that this drug alone might not be a cure, but if it inhibits cancer growth, then it empowers other drugs to work more effectively.

> people still die

So what... We do nothing, then? This is your complaint? That we can't be immortal, so why bother trying to cure anything?

I don't understand your type in general.