A high debris content strainer that utilizes a cylindrically-shaped screen having four removal assemblies positioned evenly around the screen periphery. A user interface executable in a customer workstation authenticate the customer’s access to the system and presents one or more data management services according a customer entitlement, for the customer to select. , adjacent to part of the surface of an amorphous silicon film in a long and narrow opening. An outer electrode is formed, for example, by plating on the lower surface so that the exposure portions are covered with the outer electrode. The portable viewing and computing apparatus is further comprised of a display device coupled to the bus.