~If you have a folder on computer 1 that you want computer 2 to have access to, you would go to computer 1 and set that folder to share with anyone connected you your router (trying to avoid the word network for you, lol).
Music affects the levels of alertness and concentration, enhancing your creativity (the right side of your brain). If knowledge is  food for thought , then music is definitely the digestive system that helps your brain proper *digest* that knowledge.
Nonmusical activities, such as walking or martial arts, also aid the brain bilaterally when combined with a steady rhythm (Manjul). Music Listening vs. Music Performance/Activity. Music research indicates that both music listening and music performance have significant benefits.