When Psystar offered a Mac clone, it found itself on the receiving end of a lawsuit from Apple. Now another company is planning to offer machines that emulate Macs, but with a difference – if you wants to fun OS X you have to buy and install the software yourself, ZDNet reports. However, as that involves hardware running specialized firmware called the Extensible Firmware Interface (EFI), it’s not easy. In a statement later removed from its website, Open Tech said that "OS X Leopard will not be pre-installed or included. You can purchase an Open Tech c Read | Permalink | Email This | Linking Blogs | More Images | Computing ...