The most striking number here may be that 99% of Americans 18-29 do use the internet. It is now universal.https://twitter.com/pewinternet/status/776785475193503744 …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
America is a big continent, and calling a small age band in one of it's countries "Universal" doesn't come as obvious to me.
let me know the day when Mexican and Canadian citizens collectively refer to themselves as Americans. No need to be obtuse
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.