One reason (besides article dates) that I believe this is current, is I have checked Hawaiian Airlines web site for months and their has been no mention of the digEplayer in their in flight movie link. IMO they are just rolling the digEplayer out. 1500 sounds good to me!

http://www.gizmag.com/go/2981/

http://news.cheapflights.com/airlines/2006/01/hawaiian_airlin.html