Mac users will still need to wait until SimCity for Mac is officially released, which should coincide with the release of Origin for Mac.
SimCity for Mac is expected to be released worldwide this Spring. (“Spring” refers to Spring in America, since EA fail to realize that the season occurs at different times of the year in different countries.)
Update 10th March, 2013:
The forum thread referenced in the article has been removed by EA. Here is a screenshot instead:
