New vid: Explaining Japanese pitch-accent in 10 minutes RT for stress https://youtu.be/O6AoilGEers pic.twitter.com/8mvirAibds
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
Oh, I see!
Thank you for answering.
I’ll watch your video series to understand more ! 
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.