rich 1.0 As parts of the world begin to reopen, some employers are using artificial intelligence to monitor social distancing at work. Our reporter Parmy Olson will explain. Plus: our Senior Personal Tech Columnist Joanna Stern joins us with her tech tips of the week: a "rearview mirror", and everything you need to know about VPNs. Want to get in touch with Joanna to share your own experience? Leave her a message at ‪(314) 635-0388‬ or email her at joanna.stern@wsj.com. You may be featured on one of our podcasts. Kateri Jochum hosts. Amanda Lewellyn is our producer. Learn more about your ad choices. Visit megaphone.fm/adchoices Tech News Briefing https://audioboom.com/channels/2358976-tech-news-briefing Audioboom https://audioboom.com 480 95 https://audioboom.com/i/8155890/600x600/c 600 600 <iframe width="100%" height="95" src="https://embeds.audioboom.com/posts/7582793/embed?v=202301" style="background-color: transparent; display: block; padding: 0; width: 100%" frameborder="0" allowtransparency="allowtransparency" scrolling="no" title="Audioboom player" allow="autoplay" sandbox="allow-downloads allow-forms allow-popups allow-same-origin allow-scripts allow-storage-access-by-user-activation allow-top-navigation-by-user-activation"></iframe>