Sharing computer data among computers, including identifying by a user through a user interface on a first computer at least one object of a file system to be shared through a second computer; creating by a sharing file system generator on the first computer a sharing file system; installing by the sharing file system generator in the sharing file system the object to be shared; and exposing the object to be shared from the sharing file system to a second computer through a Universal Serial Bus (‘USB’) connection between the first computer and the second computer.