Not exactly minimalist, but I'm pretty comfortable with it.
Raid:
http://www.reawakenguild.com/images/sunwellui.jpg
Addons:
http://www.reawakenguild.com/images/sunwelladdons.jpg
Since I got some questions last time, FuBar_CasterStatsFu is a really simple addon I wrote to just show the stats I care the most about without other overhead. I'll be more than happy to provide it.