Awesome. I just read through the code & Blog Post and the changes make so much sense as well as the code is super easy to read and understand.

Would be awesome to read part-2 of this blog post -> http://www.blueraja.com/blog/477/a-better-spaced-repetition-...

Plz plz plz pen down your thoughts on reviewing(part-2 of the post) if you get some free time.