It's worth playing the laws of war campaign btw, is actually surprising well made and a lot of fun. Introduces ya to the new stuff while also telling a decent story.
"To ensure better compatibility, we'll be making the structures part of every Arma 3's player data, which means that everyone will be able to enjoy terrains that are based on Apex assets and vegetation, whether you own Apex or not."
Says in the top right Orange DLC with the words War Correspondent, Micro-Drones and either Van or VON so I guess if this isn't a red herring people were right about it being something related to the news.
There's also this which is a bit of stretch but could be cool if true.