Watch Time: A Guide to YouTube's Most Important Ranking Factor
With 100 hours of video uploaded to the site every minute, YouTube needs an effective way to 'judge' the quality of the video content it recommends. There are a number of factors, but the most important is Audience Retention, or Watch time. But what is Watch Time and why should you care about it?
See the article here: Watch Time: A Guide to YouTube's Most Important Ranking Factor