What do you think the frequency of EAs committing mass fraud is? How many cases are you basing that on? What does that imply about the size of the EA movement? Does that number make sense?

Like, if a church had 100,000 members, you would indeed expect them to commit a few murders each year. And GiveWell alone claims to have induced 150,000 people to donate... https://www.givewell.org/default/citations#Number_of_donors