If you're doing both Dev and IT work, then you might have a shot, especially if you were originally hired to write code.

There is no "on time" because they haven't given a date. They've given a goal that they'd like to hit. Given Blizzard's past history, both with release dates and success of their games, we'll see it when they feel it's done and ready. It's a formula that they've used before with great success.