Gilbert Yeung will let you read all about his design philosophy at:
It is amazing that some of Gilbert's gear has been around for almost a decade and he currently is only 30 years old.
Yes, I do have Blue Circle / B&W Combination and I do enjoy it very much. The Soundstage reviewer of the Nautlus 804s used some Blue Circle equipment (and others) as part of his test. They also used Krell on the Nautilus series.