It was absolutely worth the money ruling it out. That’s literally how science works.

Yeeeeaaaaahhhh. False evidence there, and the amount of money lost on it is possibly in the Trillions.

I mean, the plaque might still have an effect; it’s possible that exposure to the viruses described in the article could lead to higher levels of amyloid beta plaque, or cause the plaque to be more harmful. Kinda like how a broken leg might be caused by a fall, but the actual problem wasn’t the fall, it’s the fact your leg is broken.