This month's issue of ScreenCasts Online Monthly Magazine hit Apple's Newsstand App today. In the May issue you'll find an article from me about the importance of keeping your Mac's software current.
The monthly magazine is packed with streamable versions of Don's excellent video tutorials as well as articles, reviews and tips from authors including David Sparks, Allison Sheridan, Wally Cherwinski and more. The magazine is free for ScreenCasts online Premium Members or available as a separate subscription or you can pickup individual issues. You can download it in the AppStore or find more info at http://www.screencastsonline.com/magazine/