Math doesn't make algorithms scientific. Subjective decisions cannot be "neutral". My piece. http://www.nytimes.com/2016/05/19/opinion/the-real-bias-built-in-at-facebook.html …pic.twitter.com/78fh6C54Fs
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
Facebook's biases are not on a liberal/conservative axis. It's biased to be "viral, clicky, upbeat or quarrelsome":http://www.nytimes.com/2016/05/19/opinion/the-real-bias-built-in-at-facebook.html …
Zuckerberg met with Glenn Beck to assure him that Facebook's not biased against him. Beck-type anti-vaccination theories thrive on Facebook.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.