Steve Blinn Designs a former Audiogon dealer (may no longer be in business). Solid 2" thick butcher block maple shelves resting on sorbothane bumpers in a heavy aluminum contruction frame.
Watch, the sound will go to hell the next time I turn the system on. Here's an old rack pic.
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Thanks! Please keep all of us posted. I'm really interested. I have no idea what will happen next............
If it degrades (and it very well may), it could get ugly for a while. Hang in there.