BD-XL is a magneto-optic format, like DVD-RAM was. It requires dirrefent technology than pure optical BDs and hence the media are way more expensive.
Supposedly BD-XL last way longer and are used for archiving data.
BD-XL is a magneto-optic format, like DVD-RAM was. It requires dirrefent technology than pure optical BDs and hence the media are way more expensive.
Supposedly BD-XL last way longer and are used for archiving data.