RSS 2.0 was frozen because developers need a stable platform or interop is impossible. RSS 2.0 was good-enough. Obvious in 2002, and now.
@penalba -- You could try Googling it, and see what you come up with.
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
@penalba -- You could try Googling it, and see what you come up with.