With the prepatch on the 19th, I've finally decided 100% on the two secondaries that will accompany my 'lock.pic.twitter.com/PjU7Hds1Iv
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 haven't had a chance to really get into it as i am more MW focused, but I have to agree. SO much better than live.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.