Sources: Hexus, Softpedia, Microsoft
quote: How is OS X a walled garden? You can buy and install applications straight from any developer. You can install applications from third party storefronts like Steam. You can easily run other operating systems in a VM. If you're so inclined you get loads of low-level OS control via the command line.
quote: If everyone was still locked away in the OSX walled garden, I think iMac sales would be quite different....The Mac App Store uses the exact same walled garden platform as the iOS one Takin, and you know this. What are you trying to pull here? Not just anyone can write apps for OSX and sell them, as is the case with Windows.