[cedias]

If anyone is looking for a quick intro to FT this was posted on HN a few month ago: http://nautil.us/blog/the-math-trick-behind-mp3s-jpegs-and-h...

[bdevine]

Yes, I remember that well. Seeing the animated graphics linked within that article really was an 'ah ha!' moment for me; I'd definitely recommend it as an introductory intuitive motivation.