A gas turbine engine has a fan, a compressor section, a combustor, and a turbine section. The different viewing modes may include a magnified view of the environment, an unmagnified view, andor a magnified view combined with an unmagnified view. Information is also received regarding current investments held in the taxable account and the tax deferred account. The system comprises a first subsystem feeding one or more sequences of frames to a second subsystem. The dispenser head further includes diversion means for selectively interrupting dispensing communication between the inlet duct and the dispenser orifice, and for establishing filling communication with a filling duct formed by the dispenser head and exiting outside the dispenser head.