According to AVInteractive:  The education and research sector reports that 86% of organizations expect to see significant growth in usage. Use is widespread across the sector but could be more frequent. There are high levels of internal use within organizations. Cost and time savings are considered most important benefits.

Looking forward, 86% of respondents predicted that the use of video conferencing would increase within their organization due to a combination of improvements in video conferencing technology and a wider drive to reduce organisational costs.

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http://www.avinteractive.co.uk/news/33779/good-news-for-vcon