Everyone at Axiom is busy working on the Air. They're building in the high power drivers with inverted dust caps, making sure it has a million hours MTBF, dynamic headroom of 5 times continuous power and less than 1 femtovolt of ripple on the power supply rails. Oh...and a subwoofer output on the Air gateway.

House of the Rising Sone
Out in the mid or far field
Dedicated mid-woofers are over-rated