66505 news 1307975583 1475896133 2011-06-13T00:00:00-04:00 OpenStudy, the platform for “massively multi-player study groups" co-founded by Ashwin Ram (Interactive Computing), now has upwards of 40,000 users in 143 countries worldwide. Its math group alone sees 20,000 questions posted each month. Source: TechCrunch

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