I have had SoS for about 3 weeks now. It is definately worth the AA costs. I can wander the old world dungeons and have been able to wander HoH, Drunder with ease. Great for mapping, scouting and of course Corpse recovery.
Cuttwin
Rogue of 63 long seasons
Ambassador for the Children of the Shadows
Follower of the High Priestess Alaini, Grandmaster of the Bonking Staff