see also including/excluding, inter-depending, open-sourcing, trusting
An administrator has authority to make modifications to the infrastructure of the library. Every registered user of the library is also an “admin”. With this responsibility, comes great power. An admin may delete user accounts, or take down the entire library if they wish. But they can also make registered accounts for other users, and choose to bestow the same privileges, or not. The library is open.
Image: Characters representing read (r), write (w), and execute (x) permissions in UNIX and UNIX-like systems