Thanks for reporting this. We constantly validate the likes/dislikes on a video & we remove any spam likes/dislikes: https://goo.gl/TM6pTM . Hope this helps clarify!
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
Thanks for reporting this. We constantly validate the likes/dislikes on a video & we remove any spam likes/dislikes: https://goo.gl/TM6pTM . Hope this helps clarify!