Some of the benefits are well-known, such as the lack of Vehicle Excise Duty and exemption from the London congestion charge, but it's becoming easier to charge up a Nissan LEAF on the move with more public charging points opening all the time.
However, O'Gara kicked Ireland into the lead after 10 minutes and the fly-half's flat pass to a charging Andrew Trimble six minutes later helped set up the game's opening try - although it looked a shade forward.