Online video has significantly contributed to the growth of the market for content-delivery networks, two new research reports show, but it’s unclear how much the industry as a whole will benefit from this trend going forward. The worldwide value of CDN services is estimated to reach more than $2 billion in 2011, In-Stat reported today. That’s up from $1.25 billion in 2008. In-Stat attributes this growth largely to the increasing popularity of online video.

Those numbers are echoing similar predictions from competing market research outlet AccuStream, which is predicting CDNs to bring in $1.16 billion in 2010, up from an estimated $1.37 billion this year. However, the price war for online video delivery has actually resulted in video becoming a smaller piece of the cake in terms of percentage of overall revenue. And then there’s the big unknown: How will Apple’s and Microsoft’s plans to shoulder more of their data delivery in-house affect the industry? Continue reading on

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