Abstract: An information system comprising a database located remotely from a user, the database comprising means, such as a hierarchical index that is optionally responsive to a voice command, to allow a user to select video instructions relating to a specific task, or sub-task, from an array of such data.

Abstract: A pair of socks 10 wherein each sock comprises a connector 16 operably attached thereto wherein each connector comprises locking means 42, 38 for co-operative locking with the other connector. Each connector 16 comprises a first and second member 22, 24, 26, 28 attachable to one another on opposite sides of a region of sock fabric wherein the first member 24, 26 of the first and second connectors respectively comprise said first and second locking means 42, 38 and the second members 22, 28 of the first and second connectors comprise a surface 54 for a design. The first member 24, 26 of each connector 16 is positioned on the inside of the sock and the second member 22, 28 of each connector 16 is positioned on the outside of the sock in the socks usual configuration for wear.