Accessory muscles are isointense to skeletal muscle on all pulse sequences and typically attach by muscular or tendinous insertions. Accessory muscles around the knee include the 3 rd head of the gastrocnemius, the accessory plantaris, the accessory popliteus, and the tensor fasciae suralis muscle.
Napster was founded by Shawn Fanning, John Fanning, and Sean Parker. Initially, Napster was envisioned as an independent peer-to-peer file sharing service by Shawn Fanning. The service operated between June 1999 and July 2001.
Copson was the first or only name on all of his patents, but shared one with Dr. Luther Davis Jr, who went on to become head of the Raytheon Research Division in the 1970s and 80s. Copson wrote the book Microwave Heating in 1975, and you can probably still get a used copy on Amazon.