According to Limelight's (NASDAQ:LLNW) "State of Online Video" report, millennials watch a lot of online video, with 24% of respondents spending more than 10 hours each week viewing such content. Additionally, on average, millennial viewers worldwide watch 7 hours and 3 minutes per week. In comparison, adults worldwide watch an average of 5 hours 45 minutes of digital video each week. This is a 34% increase in viewing time from Limelight's 2016 report.

Regarding cord-cutting, the report indicates that while 72% of consumers surveyed still subscribe to cable or satellite TV, only 19% of this pool say they will never terminate their pay TV subscription. Some 68% of cable subscribers noted they had at least one streaming service. Only 40% of non-cable subscribers noted the same.

To access online content, consumers worldwide rated computers and laptops as their top choice, but for millennials, the smartphone is the primary device. When it comes streaming devices, specifically, smart TVs are the most popular, with 32% of worldwide consumers using this device.

Rebuffering is the top frustration for worldwide consumers. Some 61% of respondents said they will stop watching a video after two rebuffers. Only 15% will continue watching after rebuffering happens for a third time.

Separately, an Adobe (NASDAQ:ADBE) survey of more than 1,500 respondents indicates that more than one-quarter of those under 35 years are already watching TV exclusively online and another 30% say they will do so within the next 2 years. Two-thirds of consumers under the age of 35 report using online streaming subscriptions to regularly watch television. Gaming devices, smart TVs and cable boxes are the most popular devices used to access entertainment at home among those 13-34 years of age.