Why of course -- a certain percent get "counseled out of the organization", according to widespread reports.
That's part of the reason why they call it "bootcamp."
That's part of the reason why they call it "bootcamp."
And actually, I specifically remembered the "counseled out of the organization" line as a sign that FB -- unlike many tech companies -- is actually tactful and respectful when it comes to letting people go for performance reasons (at least that stage in the process.