From what I've read about the one in the reserator it's pretty much inaudible (no doubt helped by the fact that it's submerged) but I see your point. I've got a single 120mm fan on my list and I'm thinking that I'll just have speedfan controlling that based on the temp of something else in my...
It looks like you've got quite the rig to cool ;)
I'm not particularly worried about the cost of it and as far as performance goes, it's not as if it should struggle to keep the computer cool.
Well it's a bit disappointing to hear there aren't really any alternative products out there.
I...