Reports of its death are greatly exaggerated
Over 80 million PCs shipped!
No, that's not last year's (2013) total - that's just the last quarter.
Since we know that when they ship 16 million units a year, nobody talks about the demise of the Mac market [ source: macworld.com ], we can safely say that the PC market could shrivel by 95% and it would still be bigger than that.