View this article at: http://dev.macnn.com/articles/07/08/21/expresscard.34.card.reader Tuesday, Aug 21, 2007 2:15pm 21-in-1 card reader for Mac... Sonnet Technologies has introduced a 21-in-1 multimedia memory card reader designed to fit in the ExpressCard/34 slots on MacBook Pros. The device inserts flush inside a MacBook Pro's ExpressCard slot so it can be carried inside the computer slot even when not in use. It includes support for the following formats: Memory Stick, MMC (Multimedia Card), SD (Secure Digital), XD-Picture Card, and all their variations. The card also works in the larger ExpressCard/54 slots. The reader requires a MacBook Pro running Mac OS X Version 10.4 or later and is priced at $30.