A light emitting device with a template comprising a substrate and a nested superlattice. Each printing device includes an associated radio frequency identification device. The intermetallic or iron aluminide magnetically readable medium includes a magnetically readable surface, wherein the magnetically readable surface contains one or more first magnetically readable regions of the intermetallic or iron aluminide surrounded by one or more second magnetically readable regions. In this method, a server Internet Protocol address is obtained that corresponds to a server that stores at least a portion of the metadata associated with the multimedia content. A circuit and a method for driving a word line, and the circuit for driving the word line includes a first driving device for driving the word line with an activation voltage; a second driving device for driving the word line with an inactivation voltage; and a third driving device for driving the word line with a voltage between the activation voltage and the inactivation voltage.