Newton's third law states that "for every action, there is an equal and opposite reaction." This is why YouTube has a dislike button and counter that acts opposite to the like button and counter. However, it appears that YouTube is going to take away the public dislike count. This means that viewers will no longer see how many people have disliked a video on the popular video-sharing platform.
YouTube wants to put a stop to "dislike attack" campaigns

The internet is a magical place where anything and everything can happen. Unfortunately, the internet is just as much a home to negativity as it is to positivity. We've seen numerous cases wherein the internet has banded together to accomplish something that's not good for everyone else. A good example of this is a "dislike attack" campaign where several hundred if not thousands or millions of people go ahead and give a video a "thumbs down" in an attempt to send a message.
