The hope here is that a huge business can provide the support and expertise needed to keep our project going, and that it will survive in institutional memory--even if the employee in charge of it today drops the ball, someone else will pick it up.
The imaging agent can't be used to diagnose someone with Alzheimer's disease if the individual doesn't experience memory impairment because the presence of amyloid in the brain doesn't alone suggest that someone has Alzheimer's.
Memory also appears to play a role in imagining what someone else might be feeling, known as theory of mind, which is helpful in deciding how to behave in unfamiliar social situations, such as going to a party with a new group of friends or starting a job.