links for 2010-02-28
por Francisco Arlindo Alves
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Many months behind schedule, the Department of Defense on Friday issued a new policy that, on the surface, seems likely to expand access to popular social networking sites like YouTube, Facebook and Twitter by troops using military computers.
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A well known rule of thumb in business is the so-called Pareto principle (or the 80/20 rule) that 20% of participants will account for 80% of the activity. Metrics firm Nielsen decided to test out if the same applies to Twitter – do 20% of tweeple account for 80% of what takes place on Twitter.
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What if we could communicate with disaster affected communities in real-time just days after a major disaster like the quake in Haiti? That is exactly what happened thanks to a partnership between the Emergency Information Service (EIS), InSTEDD, Ushahidi, Haitian Telcos and the US State Department. Just 4 days after the earthquake, Haitians could text their location and urgent needs to “4636” for free.
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