Many of the world’s largest private companies have a no-phone policy on electronic communication. The government is trying to protect the privacy of people who share their private data. They are also trying to prevent people from sharing their data with each other. The public is not allowed to use electronic communication devices in the way they do it, they say, but it is necessary to do so. The world’s biggest companies are now using technology to protect their own data, not to hide it from the public.”]
Source: https://www.csoonline.com/article/2117524/what-do-you-do-about-visitors-.html