If you're one of the millions of people suddenly working at home amid the coronavirus pandemic, chances are you've seen about a 1,000 percent increase in your office's use of teleconferencing apps like Zoom over the past month or so. What you may or may not already know, though, is that customized Zoom backgrounds have become something of a style symbol in the virtual workplace lately, and TV shows are getting in on the game in a very big way.