Hong Kong-based AMEX Digital on Thursday announced the release of a slim Blu-ray drive for Mac computers. The Portable Blu-ray Super Multi Drive is styled like the MacBook Air's Superdrive and allows users to read and write Blu-ray discs, including BD-R and BD-RE formats in both full 12cm and mini 8cm sizes. Dual-layer Blu-ray media is also supported, allowing users to copy up to 50GB of data at o
