Published at LXer:
I think the most important thing to understand about Unity is that it is not primarily a program or a desktop. It is primarily a set of specifications which are implemented in different ways. The two most prominent implementations are Unity and Unity 2D, but there are already several others. Since Unity is a set of specifications, it is possible to implement parts of it without that being considered an incomplete implementation. For instance, the indicators are supported on LXDE, Xfce, Windows, KDE and others. This is very important. For instance, people are complaining about not all Gnome Panel applets being ported to Gnome Panel 3 yet. This is because the applets become part of the panel itself, meaning that it has to be completely compatible or it won't work. This is not the case with indicators, which is why all indicators are already supported on Gnome Panel 3. The panel just needs to support the indicator specification and then all indicators automatically work. It is also an uncomplicated specification, so it's easy and quick to do.
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