It certainly looks like a minefield out there. These manufacturers will rush a product out to get the sales. R&D takes a backseat to fast profits. The bottom line on these drives, at the prices that are being charged, is reliability. Early adopters are paying the price for incompatibilities and inconsistent hard drives. It might be better to hang back until the dust settles. I am currently using a Samsung 470, which only has 3GB capability, but has a reputation for reliability in my 2011 MBP 13