Earlier quoted context omitted.
> we can cure many many forms of cancer We can try. Sometimes the cancer doesn't come back, and sometimes it does, and in no case do we understand why. This is not what most people mean by "cure".
Earnest curiosity - when someone is cured of cancer, and it comes back, is that different from me being cured of the flu and then catching the flu again later? Obviously it's different sorts of malady, but is it that the same cancer comes back, or is it just that if you had kidney cancer once, it's likely you might get it again? Or do we just not know enough about cancer to say/it varies on the sort of cancer? It's n…
Of course, people who get one cancer are, on average, more genetically and environmentally exposed to cancer risk. Cancer treatments themselves can even increase the risk of new cancer in some cases. So getting an entirely independent cancer is possible, too.