I found it a fascinating article, and also skipped 2/3 of it. Summary: memory decays exponentially, (e ^ -t) but slower with each repetition (e ^ -0.5t). So th

I found it a fascinating article, and also skipped 2/3 of it. Summary: memory decays exponentially, (e ^ -t) but slower with each repetition (e ^ -0.5t). So there is a sweet spot for timing repetitions, and it can be calculated if you store past data, which makes memorization much more efficient.