A programmable voltage regulator configurable for reverse blocking and double power density is disclosed herein. The converter supplies a regulated DC voltage from an input to a load using a power switch driven by a gate driver. The metadata is used in generating user interface interaction components which allow a user to view subject matter in various segments of the AV content and to interact with the AV content based on the automatically generated metadata. A plurality of real estate properties are electrically coupled to the power grid and receive at least a portion of the metered credit of power. The multimedia networking interface may process multimedia content prior to or subsequent to transmission of said content. Deterioration of the radiation detection section from radiation can be distributed due to control such that the same exposure position is not repeatedly employed.