On a marketing level, barriers to access have largely disappeared. In the old days, games were played on CD-ROMs, and few classrooms had computers. When Internet-delivered games first came out, schools had inadequate bandwidth, they struggled with administrative permissions issues, and there were not enough computers to go around. Now, computers are ubiquitous, broadband is standard, and permissions controls have been mastered.

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is that gaming can be a powerful medium for this kind of learnin