[SunkenCiv]

And sure enough, the sky was falling; and emblazoned upon it in clouds of fire was one sentence. "John Dvorak is using a Mac."

He's used Macs for years, just not exclusively so. He wrote the "Devil's Advocate" column for the last page of MacUser, and did that for a number of years. :')

[Swordmaker]

John Dvorak stopped using Macs way before OS X...