In Campus Technology, author Dian Schaffhauser wrote App Allows for Open Annotation of Web Content; Schools Sign on to Pilot (February 15, 2019) Here is the text version: In the early 1990s, the creators of Netscape apparently built a function that enabled each web page to be annotated by those visiting it, as a way for viewers to discuss the page’s content. But according to a [1] produced in 2013
