Airlines are pushing people to use Wifi on planes by installing Wifi based entertainment systems that display content on user devices (the airlines like it beca

Airlines are pushing people to use Wifi on planes by installing Wifi based entertainment systems that display content on user devices (the airlines like it because they save weight and money by not needing seat-back displays). Cellular transmissions are still technically prohibited, but I bet many people don't know how to turn on Wifi while in "airplane mode", so they don't use airplane mode. Here's one such system: https://www.united.com/web/en-US/content/travel/inflight/entertainment/personal-device-entertainment.aspx https://www.united.com/web/en-US/content/travel/inflight/ent...