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Meh, nothing new here. http://www.supermemo.com/articles/sleep.htm http://www.supermemo.com/articles/sleep.htm is still far more relevant.
by caisah 12y ago
Meh, nothing new here. http://www.supermemo.com/articles/sleep.htm http://www.supermemo.com/articles/sleep.htm is still far more relevant.
- je42 12y agoNice article !