A few months ago we wondered whether the Mac version of QuickBooks might be headed for the scrap heap since Mac users can now run the superior, PC version of QuickBooks. Today an article at CNNMoney.com added fuel to that fire by describing the emergence of Parallels, one of the companies writing code that turns the Mac into a dual-platform computer. That’s good news for those who want the best of both worlds: the user-friendly Mac operating system and Intuit’s best offerings – desktop or Online editions – which are written for the PC.