One of the things that drove me mad with NH Prof is that at times it was hard to visually see when a session went to the database a lot or hit the cache frequently. I mean, you most certainly had that information if you drill into the session itself, but there is really no excuse for not giving that information to the user directly.
Hence, the following screen shot:
I am back to working on NH Prof full time, and I love the way everything is set up. Time to feature is ridiculously low.