The Rolling Release Development Model
Two general SW and OS release concepts exist: Fixed/Point and Rolling Release Models.
Fixed or Point Release distribution updates are delayed until a new version of the whole OS is released, typically every 6 to 18 months. Thus, fixes for them can be pretty slow, and users must often manually apply workarounds and patches for current issues. The advantage of Fixed Release distributions is that this allows extensive testing. Package conflicts and issues are not excluded completely, as any Linux distribution contains thousands of packages. On the other hand, Debian is an example that is renowned for the quality of its Fixed/Point Release distribution. Their Stable branch is often called super-stable and has rarely had any issues at all.
In contrast, in a Rolling Release Model distribution, every package is updated when the developers are ready with its new version. This means that they constantly work on one single current version. As a result...