O2 (UK) sale units, and with handset manufacturers, such as Apple and Samsung, to enable NFC technology on all future devices. On 23 February 2011, O2 announced it would launch a "second phase" for O2 Money, by discontinuing its branded cash cards in favour of a "mobile wallet" application for Android and iOS devices. The application would use NFC technology embedded in a phone to access money. It was announced on 9 January 2014 that the O2 wallet service would close on 31 March 2014. The BT Cellnet consumer brand was renamed O – the chemical symbol for an oxygen molecule –
O2 Racing Technology running of the event. The appeal of the penalties were later denied in July 2011. The issues with Olson and Indycar were resolved in late 2013. O2 Racing Technology O2 Racing Technology (also known as Genoa Racing) was an American auto racing team owned by Mark Olson that competed in the Indy Lights series. The team ran the No. 36 and 63 entries in the Indy Lights series for 2011 with Peter Dempsey and Mikaël Grenier. They were suspended from Indy Lights along with owner Mark Olson until the end of 2012 over issues with the David Hobbs 100 at