On Friday, I entered a Schaumburg hotel room that, it's safe to say, looked like no other at AXPONA. The first thing tipping me off that this would be special was that exhibitor Tony Crocker (shown above), the man behind Swan Song Audio, greeted me with a good-natured "Hello! Come to see the freakshow?"
Once inside, it was hard not to be impressed. Make that amazed. Delighted. In front of me stood a pair of loudspeakers that looked like honest-to-god rockets. I don't mean they were vaguely cigar-shaped and pointy. I mean that right there arose (if you will) two 3D-printed…