Movie critic Bruce Miller says entertainment has moved online to services like Zoom. Because studios are prevented from shooting new films and series, networks are relying on cellphones and social media to get new material to hungry audiences. Broadway actors are the real champions of at-home entertainment. Even though news anchors have had to shift to their homes, they all have ring lights and corners that are perfect for shooting interviews. Everyone has a plant and a bookcase and, if you’re John Legend, enough awards to demonstrate why you’re considered a giant in the business.