I can't make there, but i'd point out to few more brands worth stopping by :
Dynaudio, Eton, Focal, Fostex, Harbeth, hsu, jl, jtr, kef, koss, mbl, meridian, morel, quad, raal, SALK, tannoy, triad, vanatoo and wharfedale.
In short - I envy the folks whom could make it
Ps: Did I mentioned SALK?