Facebook-acquired messaging service WhatsApp has just reached the 1-billion-strong users milestone.
More than a week has gone by since Russell Simmon's pre-paid debit cards went offline, leaving thousands without access to their RushCards, which are primarily used by people without access to traditional banking.
A major corruption investigation involving the finances of Brazil's state-owned oil company Petrobas has engulfed a number of the country's largest financial institutions in addition to some major international banks.
