This is a meta-meta issue to help you navigate the maze of Drupal 8 Multilingual Initiative issues with their relations. Go to these main topic areas to participate in different parts of the initiative. You can find news, IRC meeting information and other details on the Drupal initiatives group at http://groups.drupal.org/drupal-initiatives (check out the initiative dashboard).
Map of the main issues
Read the notes on the root mindmap node (hover over note icon) for information on what different markers mean.
Status update / roadmap video
Check out this video to understand the components, status and roadmap for the Drupal 8 Multilingual Initiative:
Drupal 7 modules vs. Drupal 8 modules/functionality plan