Mia Sato , The Verge; YouTube reveals millions of incorrect copyright claims in six months
The 2.2 million incorrect claims represent less than 1 percent of the more than 729 million total copyright claims issued in the first half of this year, 99 percent of which originated from Content ID, YouTube’s automated enforcement tool. When users disputed these claims, the case was resolved in favor of the uploader of the video 60 percent of the time, according to the report."