https://www.theregister.co.uk/2017/10/26/telefonica_results_roaming_charges/ >Operating profit at Spanish telco Telefonica - owner of O2 - dropped 1.9 per cent in its third quarter to €4.1bn (£3.6bn), mainly due to the loss of roaming revenue and changes to exchange rates. >Revenue dropped 2.5 per cent in the quarter to €12.7bn (£11.3bn), for the quarter.