But some (and some writing in this book) think that Barrett was more in control of his withdrawal than the acid-casualty story suggests. Everyone wants to be a rock star, right? We assume that anyone who opts out after a few singles, a well-received album, and appearances on “Top of the Pops” must have been derailed by something outside of their control. Maybe. But Syd had a way of seeing things differently, as his music suggests.