The Yubikey product page is comically intimidating. https://www.yubico.com/products/yubikey-hardware/ … Don’t be scared—just follow these steps: https://techsolidarity.org/resources/security_key_gmail.htm …
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