Nobody is scared. CNS diseases are extremely tricky and there has been a lot of disappointment after very promising initial testing and many approaches. This includes drugs that are S1 agonists.
2-73 has shown tantalizing data. More testing and data is justified and needed.
Why are you so obsessed w/a stock you are so extremely skeptical of? There are thousands of other stocks w/already proven products from which you may invest
Wow what a great source... It sure looks like the field has been doing a great job on figuring out the problem with Alzheimer's we should listen to them.