2007 truly was the year of the casual, but 2008 continued the trend of Blizzard developers to make more content accessible for those with limited playtime. The biggest patches for them (and everyone else) were 2.4 and 3.0.2. And there was that little expansion that happened. Overall, there is more for them to do in less time. Here is WoW Insider's list of the top 5 WoW improvements for casual gamers this past year.