There's more to it than just Red Hat's support... (Score 3, Insightful)

In my organization, we use Oracle applications (Collaboration Suite, iFiles, etc.), and Oracle will not support installations on any Linux distribution other than AS 2.1. The way that they package updates and installers makes it impossible to use anything else. My point is that you need to look at the requirements of any software you may be running before making a decision.