Pretty great that iOS now automatically detects QR codes in images, but where is the button to scan them??pic.twitter.com/ZFyJiiykyr
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
There is literally no option to actually see what the QR code does. Just a stupid message to confirm there is one. Pretty useless.
Strange normally it tells you that Safari found an URL
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.