When I received my 7700 the outer box was a bit damp but knowing how Outlaw packages things I figured it would be high and dry which it was.
Having worked in shipping at one time it is not unusual for cardboard to "absorb" a small amount of moisture from the air, especially in winter.
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Outlaw 990/7700
SVS 20-39 PC +
SVS MTS-01 towers, MCS-01 center, MBS-01 surrounds
Behringer A500
Samsung PN58A650, DirecTV HR-20 700
Sony CDP-545, Phillips CDR 765
Oppo BDP-93, Panasonic DMR E515
Technics SL-DL5
Squeezebox 3
Remote Harmony One