IMO I dnt think its just the warzones. I got my first gank in Open WOrld PVp lastnight "Sad jedi he was" And it seemed to lag a bit when I was killing him. This was on Tataooni or w.e I dnt have the problem on NPC's or in Duels. Mabe just faction damae or somthing.
Tonight @ 7EST check out Xirony POV from Vexxgaming.com leveling out a Imperial Agent, pvp, Flash points and more http://www.justin.tv/vexxgaming