On today’s show, we’ll talk about the rise of mobile shopping; CNN’s purchase of the social media video app Beme, launched by YouTube star Casey Neistat; and a ransomware attack on San Francisco’s light rail system, the MUNI.

On today’s show, we’ll talk about the rise of mobile shopping; CNN’s purchase of the social media video app Beme, launched by YouTube star Casey Neistat; and a ransomware attack on San Francisco’s light rail system, the MUNI.