All I have at home in WiFi, which usually works well. I do have to use an Ethernet cable though. I will never buy another mobile device that has a data plan, except for a smart phone. In the office where I work we have Ethernet cables attached to our computers.
A blog post from Dr. Joshua Kim
This is NOT a new technology. The search engine Wayback Machine has been around for a long time. I used some years ago and had forgotten it was still around. Here is a link to an article about it: http://www.eschoolnews.com/2016/03/28/the-unique-internet-search-site-your-students-dont-know-about/ .