In just a few short years, shopping by livestream has become all the rage in China. Think QVC online and on steroids. Influencers, brands and retailers have swarmed apps like WeChat and Douyin \u2014 the Chinese version of TikTok \u2014 to hawk everything from makeup and clothes to cars and beef jerky.\xa0 Viola Zhou and Caiwei Chen, reporters at Rest of World, have been writing about this $500 billion market and how it’s changing in a stagnant Chinese economy.