ability to update to major versions by running the app from the App Store ability to provide custom patches for any kext automatic patching for common kext problems (AppleIntelCPUPowerManagement) automatic patching for common kernel problems (XCPM, 'Local APIC') central location for bootloader configuration files (less confusion with multiple partitions)
no wierd issues with bootloader lockups when large drives are connected no issues with BIOS implementations that refuse to boot legacy to GPT drives simpler bootloader configuration in normal files away from 'boot records' Using Clover has several advantages over older legacy bootloaders: If your computer does not have UEFI there are not as many advantages to using Clover, although there are still enough to warrant trying it. If you have a computer capable of booting UEFI, use the UEFI instructions. Both installing using Clover UEFI and Clover legacy are described. This guide is for those wishing to use Clover (and in fact the only bootloader supported here). One of the first challenges you'll face in installing OS X to your laptop will involve getting the OS X installer to boot from USB. Building a CustoMac Hackintosh: Buyer's Guide