“Anyway, once they pried him loose from that guy, Wilson improved enough to work again.”
That’s not really how it went.
Certainly the doctor was an opportunist who grabbed on to Brian’s coattails for dear life. However, before he came along, Brian was completely out of it, not leaving his bed for days, heading for morbid obesity, smoking four packs a day, etc. The doctor may have been a grifter, but he did get Brian on a diet, got him healthy again, and got him back in the studio, and even though he insisted on being Brian’s “producer” and controlling almost every aspect of his life, Brian was working again and even scored a hit album during that time.