Surprising Insights From Big Data...
If you talk to a Silicon Valley-... ...as speaking with the founder of an African mobile phone company, called CellTel. He told me t... ...ause there were spikes in the sale of prepaid phone cards . At first the company researchers though... ...cre. In fact, the reas...
https://www.neatorama.com/2012/03/29/surprising-insights-from-big-data/
