So there was a DrupalCon in Munich and we were there! Many people, much information and a lot of excitement for Drupal 8! One of the best sessions I attended was by Suzanne Kennedy (aka pixelite) about "Multilingual Content in Drupal 7 & 8".
I always had trouble which translation type to choose, because I didn't get the difference between all those field translation, entity translation, i18something,... modules. Well, pixelite cleared it up for me!
Here is how to decide between Node level and Field level Translation.