Sir, The Vodafone website states that it had “no legal or practical option” other than to close down its mobile network in Egypt (the largest in the country) over recent days and to “comply with the demands of the authorities”. The clash between local law, albeit that of an authoritarian regime, and international law will be a key theme for the information and communication technologies sector for years to come...These companies will need to exercise comprehensive human rights due diligence before signing contracts with the governments or joint venture arrangements with national companies. [also refers to Ericsson, Nokia, Yahoo!]