Hints and tips:
...Multinational companies operating in El Salvador such as Pizza Hut and Starbucks now accept bitcoin payments, as does mobile phone company Claro....
...The San Francisco-based company sells software that enables voice, text and video communications in apps including Uber and WhatsApp....
...In Brazil, the 3G- phones will be sold by Claro, which has 42m customers, and run on the 3G network....
International Edition