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Mike Ferguson has penned a new article on the Guild Wars 2 blog that discusses changes made in the World versus World system since the last closed beta event. In addition, the blog reveals the leader boards for the last event.
Siege weapons have been rebalanced in a variety of ways. Arrow carts now have a slightly shorter range along with a longer cooldown on their skills, and catapult and trebuchet ranges have been extended to be slightly longer than the ranges of cannons and mortars, respectively. Also, you are now able to eject anyone using a weapon you placed into the world by simply going up to the weapon and interacting with it. Finally, we found and fixed a bug that made the damage rings of some enemy siege weapons show up as white instead of red. This should make it much easier to know when to dodge out of enemy cannon or arrow cart fire.
Read the full post on the Guild Wars 2 site.