 When it's full-blown in advance, no, it's a lot like cancer. No, I can see you have a tumor. This is no longer the, this is tough to diagnose part of it. Not at all. Wow. For folks, new listeners, whatever, my mom died of complications from Parkinson's a couple of years ago and suffered bravely with it for quite a number of years. And it's different for different patients. But there's absolutely nothing I heard the doctor say that rung the slightest bit untrue.