But Apple supported Snow Leopard's ancestor, OS X 10.5, aka Leopard, or four years. If it patches Snow Leopard that long, Apple will call it quits this summer when it issues the replacement for Mountain Lion.
Or not. At that point Snow Leopard will still power between 22% and 23% of all Macs, based on projections using data from Web metrics company Net Applications.
Security Update 2013-001 is available by selecting "Software Update..." from the Apple menu, or by opening the Mac App Store application and clicking the Update icon at the top right of the screen. The update can also be downloaded manually from Apple's support site.
Gregg Keizer covers Microsoft, security issues, Apple, Web browsers and general technology breaking news for Computerworld. Follow Gregg on Twitter at @gkeizer, on Google+ or subscribe to Gregg's RSS feed. His email address is firstname.lastname@example.org.
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