The latest version of Signal iOS is now available in the App Store. Here's a look at what's new.pic.twitter.com/IMfqB7Xk67
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
We don't have anything like that planned at the moment, but thank you for the suggestion.