What's a MiniDVD?

The term "miniDVD" confusingly refers to 8-cm DVDs and to CDs with DVD-Video content on them, more appropriately called cDVDs. 8-cm DVDs are defined in the DVD specification and will play on almost all DVD players and drives, but they don't work in most slot-loading systems, such as in cars. cDVDs play on most DVD PCs, but only on very few DVD players (see 5.7 for details). ... more