Brazil’s Worst-Hit State Turns to Big Data as Quarantine Wavers

(Bloomberg) -- Sao Paulo, the state at the epicenter of Brazil’s coronavirus cases, is using geo-referenced data provided by the nation’s main telecom firms to monitor the adherence to quarantine measures.The government is now able to monitor areas where there’s greater movement and concentration of people so it can step in and reinforce the need for social distancing, state secretary for economic development Patricia Ellen said in a press conference Thursday. Firms providing d