On today’s show, we’ll talk about the communication app Line, which may be the biggest IPO of 2016; tracking people using stingrays, devices that mimic cell phone towers; and the servers that power such games as Pokemon Go.

On today’s show, we’ll talk about the communication app Line, which may be the biggest IPO of 2016; tracking people using stingrays, devices that mimic cell phone towers; and the servers that power such games as Pokemon Go.