WeChat is a lifeline for the Chinese diaspora. What happens now that Trump banned it?

Cindy Wang’s whole life is on WeChat. Through the Chinese everything app, the 24-year-old shops for clothing and sends photos and audio messages to her grandma and uncle in Guangzhou. It’s how she schedules appointments with her hairstylist and where she found her bao supplierࢀ"a local woman who sells the steamed buns out of her car. For millions of people around the globe, and in swaths of the United States with concentrated Chinese populationsࢀ"including Southern California communities in the San Gabriel Valley and Irvine, where Wang livesࢀ"WeChat is a way of life. “We always use WeChat because everyone else uses…