Patch 3.3 has hit US servers this morning. You can get more information about the patch at Curse.com.
Now, what does this mean to us addon authors? It's time to update addons again!
When you're doing updates for 3.3 make sure you update your addons TOC file. The interface version this patch 30300 which will make your ToC have an entry such as:
## Interface: 30300
If you're planning on updating another authors mod, please read the policy on abandoned and inactive projects. Following the rules outlined there will make the entire process smoother for both you and us (the moderators/admin staff).
Remember that you can upload through a script or if you really want to make the approval process easy, you can use one of the repositories here.
Have a great patch day everyone.