Thanks for the pointer. I found a follow up from the same author I posted: http://www.supermemo.com/articles/polyphasic2010.htm http://www.supermemo.com/artic

Thanks for the pointer. I found a follow up from the same author I posted: http://www.supermemo.com/articles/polyphasic2010.htm http://www.supermemo.com/articles/polyphasic2010.htm he addresses some of the critiques of his original article.