Clean Memory

• https://www.reddit.com/r/mac/comments/1c3ldoi/wheres_my_disk_space_what_is_taking_up_all_the/
• Sort by Size, Calculate folder sizes, and Show invisible files, all in list view
  • Calculate folder sizes = View → Show View Options → Calculate all sizes
  • Show invisible files = Cmd + Shift + Period

• Use Disk Inventory X app