I wanted to post this here because I know a lot of us don't get to the official forums so often. For those playing the Guilded Event, there is a good deal of lag just as there was with the Anniversity Event. Funcom has just posted a possible fix for those that get lag when they have the Golem targeted due to the ever changing and long buff list. Here is the fix:
http://forums.thesecretworld.com/showthread.php?t=73702
As you can see it is a workaround and not guaranteed. However the few posts that were there when I made this thread indicate that it works well. I plan on trying the event later so I can post back with my thoughts as well.