The second paragraph and its linked article in your post are very significant. Good find. 2-73 reduces amyloid, like the mab drugs, however, unlike the mab drugs, it helps preserve brain volume in the face of an otherwise destructive disease.
You write this as if you're disagreeing with me! You're re-making my point, thank you. (And you did it very well. I did it my way, with minimal rah-rah and an emphasis on accuracy. Your rendition was more exciting and put it all in one place. Good job.)