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 Global Network O2 Global Network O2 Global Network (O2 International Network for Sustainable Design, stylized as O Global Network) is an international network for people interested in sustainable design. The network is made up of the O2 Global Network foundation, regional hubs, local groups, liaisons and individuals (called O2's). It has currently more than 70 country contacts. O2 ("Oxygen") was founded in 1988 in Milan by Niels Peter Flint, Thierry Kazazian, Jorgi Scheicher, Jeremy Quinn and others. O2 Groups in Denmark, Finland, France, Sweden and the United Kingdom followed. Six years later (5 July 1994), Iris de Graaf and Willem Hanhart founded