"Let me start with a controversial statement: installing new software is almost always easier on Linux than on Windows. On most Linux systems, a package manager takes care of both the installation and removal of software.
"Package managers have become more powerful and user-friendly. Under Ubuntu Linux, there's no need to search the web for an instant-messaging program, a DVD-burning tool or pretty much anything else; the package manager will download it along with any components the new app requires..."