It’s really awesome when @TeamYouTube randomly doesn’t push your video to viewers. Currently at 1/3 of where it should be.pic.twitter.com/khjjC2ymZC
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'm not convinced that YouTube has ever promoted my videos to viewers :-p Pretty sure 90% of my channel growth has been due to my activity on Twitter.