Naughtygirl chat - Debian updating system
So, technically if the package is needed by other packages you will be prompted to remove this package and all packages which depend on it.
When they are ready to release it to the world, they send their package to package maintainers who handle getting this piece of software in the hands of the users.
These package maintainers review, manage, and distribute this software in the form of packages.
The people (or sometimes a single person) that write this software are known as upstream providers, they compile their code and write up how to get it installed.
These upstream providers work on getting new software out and update existing software.
Debian is a free operating system (OS) for your computer.