Running servers at 10 degrees isn't required, they're running them at 30+ degrees these days.
Depends what temp you like your beer I guess!
One day I'll wangle a way to get that thermal image camera down to you.
My experience - fashionable entertainment furniture often conflicts with cooling requirements. Anything with a front glass door often is not so good (cooling wise that is). The hole in the base is a good idea and see if you can rip out any rear panelling to open that up, even though that's often semi structural...