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Every major new version of the Mac's operating system brings with it a slew of changes. Sometimes, these are for the better. We remember when Quick Look first arrived and how comparatively naked a Mac felt that had yet to be updated to Leopard. However, there's also the dark side to operating system upgrades. Occasionally, things will change and you'll prefer how they were before. In part, this will be due to getting stuck in your ways, but sometimes it'll be because Apple's new way of doing things is actually a bit rubbish.