Pretty much everything I have to say is in EDIT http://www.gwern.net/Spaced%20repetition
Link unavailable, new one seems to be: http://www.gwern.net/Spaced%20repetition
Pretty much everything I have to say is in EDIT http://www.gwern.net/Spaced%20repetition
Link unavailable, new one seems to be: http://www.gwern.net/Spaced%20repetition