I would much rather shepherd a business onto Linux than Mac. It would make far more business sense considering the much lower cost hardware, the wider array of replacement apps and the flexibility. And if some of the "key" business apps (AutoCAD, Photoshop, etc...) found their way over to the Linux side of the fence it would be a no-brainer.
Apple makes pretty toys but I wouldn't want to try and run a business on Mac.
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