i want a small SSD to use as a boot drive and am looking at getting the fastest possible is anyone using a PCI-E SSD in a mac? how much would i be looking at for a drive over 500 mb/s read & write ? will they work in OS X? http://www.fusionio.com/products/iodrive/ these say they only support support windows/solaris where can i buy PCI-E SSDs that work in os x? do any support TRIM?