#+title: Spaced repetition
#+author: "Gabriel Arazas"
#+email: "foo.dogsquared@gmail.com"
#+date: "2021-04-07 18:19:11 +08:00"
#+date_modified: "2021-04-07 18:19:21 +08:00"
#+language: en
#+options: toc:t
#+property: header-args  :exports both