In the past two years on YouTube, videos with "review" in the title had more than 50,000 years' worth of watch time on mobile alone.

YouTube Data, U.S., Classification as review videos were based on public data such as headlines, tags, etc., and may not account for every such video available on YouTube, July 2015 - June 2017

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Black millennials' mobile watch time on YouTube has more than doubled in the last two years.

September 2016 Nielsen

In the past two years, videos with the word "review" in the title had more than 50,000 years worth of watch time on mobile alone.

June 2017 Google

Black millennials watch substantially more YouTube on mobile than other millennials.

September 2016 Nielsen Electronic Mobile Measurement

There has been a 65% YOY increase in watch time for the top travel-related YouTube videos on mobile devices.

March 2016 YouTube Data

Views of travel-related videos increased 41% in August and September 2018 compared to 2017.

September 2018 YouTube Data

Watch time of YouTube videos related to “relaxing” increased by more than 70% between July 2017 and June 2018.

June 2018 Google Data