 This one, it will come out in the wash. For example, if I do the bedside exam to an accountant and I ask them, what's 100 minus 7? Even the worst neurodegenerative patient, if they worked at a high education level or something like that, is going to get that right. But in the four-hour test, it will come out. It's 45, by the way. Everybody knows that. Final clip, I think, is telling. Then we can comment.