Micro dramas are weird, cheap, soap operas for your phone. And they're booming.

CandyJar; Getty Images; BI Micro dramas should be easy to ignore: How big could the market be for low-budget soap operas, designed to be consumed in one-minute chunks? Pretty big, it turns out: Possibly $14 billion a year. Much of that comes from China, where micro dramas started. But US apps like…