I'll take a stab at deciphering the quote by saying the Swans sound much like many other speaker out there of similar quality, slightly laid back and smooth top end (very generalized I know but it works for me).

And we know what many folks think of Axioms at other forums.......

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70