Right on Brownsfan, I think Rettinger sure appreciated Bolt and summaries as most of the Magic ratios as falling outside his unity adjusted ideal area. Hence my paraphrase to work reverberation time.. too bad about that cancellation node you have. I can move my chair just enough to get out of it. You might actually be a great candidate for swarm or some analog EQ down low, although based on the deep knowledge you show in your post I suspect you already know this
best
jim