I guess it's time for me to impart some little secrets of mine.
If you've ever been an affliction warlock for a while you know the importance of cutting your drain soul channel at the right time to get the most out of those beautiful 15k ticks. You might think you're awesome enough to just know it off by heart when your next tick is gonna be, but let's be honest here, only I'm good enough to do that.
As you can see from the screenshot above, this fix puts vertical lines on your cast bar showing you when the next damage tick will happen. Due to server lag you can cut off the channel just a bit before that line, and nukage still happens.
Now that you know what it does, you need to know how to install it. The creator has updated the file a bit so all you have to do is unzip it into your addons folder, so without further delays, here it is.
