深夜に書いたのでrepost RT @shosira: New blog post : 電子書籍の衝撃:電子書籍の「制約」が見えない http://www.shosira.com/2010/04/22/whats-rules-of-digital-book/
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深夜に書いたのでrepost RT @shosira: New blog post : 電子書籍の衝撃:電子書籍の「制約」が見えない http://www.shosira.com/2010/04/22/whats-rules-of-digital-book/