Axiom is normally pretty fast -- SVS is real good but IMO Axiom is the best in the business for customer service.

They may be having some email problems -- or, of course, they may be replying and your spam filter is cutting out the responses. That happened to me before -- my ISP added a spam filter service without telling me, and from what I can see the spam filter blocked all the messages I wanted and let all the other spam through

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8