How DVD Players Work
You hit the clitoris to start the tray on your videodisc thespian , snuggle your disc into position , allow the tray glide into the box and – roar – " Mary Poppins " set about . But what manner of digital magic is employ to make Mary and Bert and the Banks children sing and spiel on your TV screen ? Of course , it ’s not magic at all , but it is a feat of engineering and technology ....