I wouldn't go that far, but worth reading - uses Snopes as dataset for identified rumors (not exhaustive but a good source)https://twitter.com/DegenRolf/status/831883217103896576 …
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
I like partial studies—they add to the picture. yeay. They just all talk like their own slice is the ecology. That's my issue.
i don't think it's a small slice or means they're not studying rumors, but that's an empirical Q. you should email them!
They are studying rumors; but no way to tell scale/impact just from this. I do read all such studies I find though.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.