Standard (audio) units are always available for demo.
Feel free to pop by and collect one for a weekend (or longer)...
Reference units are custom built-to-order only. The logistics involved makes it impossible to demo Ref units.
But the guarantee still stands; (...no pun intended) if you're not happy with your purchase, (in terms of sonic improvement) we'll take it back...
In (over) 20 years, this is yet to happen.

Ja, other than a pair of Schalk's Black Widow monoblocks, I'd be inclined to spend (a "spare") 100K on many other things other than audio... But then again, I already have a SoundStructure
