Genres and associated digital items are recommended to a user based on the interests of the user. The facility allows a default target for a message, initiates parallel execution, adds additional processes to an already parallel execution, determines that a problem has completed and performs the appropriate completion actions. The pointer is formed with a selection area defined by multiple pixels that are adjacent to each other and intersect at a common point. The barcode reader works to transmit barcode data to the PDA through the communication system only when the joint detector has detected the joint to the PDA, thereby providing ease of operability, useability, etc. The electronic shutter operation is performed if the current level in the electronic shutter layer does not substantially equal or exceed the threshold current level. Furthermore, content management records may be monitored over time to provide for periodic review of promoted content items to ensure that content in a database is maintained current and accurate.