TagsInternetHistoryTimelineCalendarADCreated timeOct 22, 2022 10:53 PMDescriptionInstagram, the photo-sharing site, reaches 400 million users, outpacing Twitter, which would go on to reach 316 million users by the middle of the same year.Historical date2015MediasSourcehttps://www.livescience.com/20727-internet-history.html🧿 NEWSInternet history timeline: ARPANET to the World Wide Web | Live Science