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5. global forum sg grumbach
5. global forum sg grumbach
5. global forum sg grumbach
5. global forum sg grumbach
5. global forum sg grumbach
5. global forum sg grumbach
5. global forum sg grumbach
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5. global forum sg grumbach

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  • 1. Web 2.0WHERE ARE THE DATA? Stéphane Grumbach INRIA 1
  • 2. Huge data centersEnergy consumption in the order of magnitude of a country http://www.nytimes.com/2012/09/23/technology/data-centers-waste-vast-amounts-of-energy-belying-industry-image.html?_r=1&pagewanted=all http://www.electronics-cooling.com/2010/12/energy-consumption-of-information-technology-data-centers/ 2
  • 3. Data: fuel of the new economy“Google is a Vacuum cleaner for revenue” Barry Diller McKinsey: health data in the USA worth $1000 per year per inhabitant http://androidcommunity.com/google-posts-10-6-billion-in-revenue-for-q1-2012-20120412/ 3 http://video.cnbc.com/gallery/?video=3000118210
  • 4. Data: raw material of the 21st century much like crude oil extractionfrom natural consumption transport refining at users reservoirs accumulation production data in large Internet of data analytics repositories at users 4
  • 5. Data harvesting The free paradigm of the 2.0 Free services traded for private user data Free exploitation of the accumulated dataPercentage of national web corporations among top 25 by country • USA: 100% • China: 92% (only Google makes it in the top 25) • France: 36% (but mostly marginal sites, not data intensive) Alexa.com 5
  • 6. The Top 50 websites worldwide • USA: 72 % • China: 16 % (Baidu: 5; QQ: 8; Taobao: 13; Sina:17; 163: 28; Soso:29; Sina weibo:31; Sohu:43) • Russia: 6 % (Yandex: 21; kontakte:30; Mail: 33; ) • Israel: 2 % (Babylon: 22) • UK: 2 % (BBC: 46) • Netherland: 2 % (AVG: 47)New territories are emerging 6
  • 7. Eventually Europe data is at will surpass the periphery crude oil of in importance the information society The global imbalance“Since asymmetries of information give rise to market power,and perfect competition is required if markets are to be efficient,it is perhaps not surprising that markets with information asymmetriesand other information imperfections are far from efficient.” JOSEPH E. STIGLITZ 7

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