The drumbeat has started. On an almost daily basis, I'm asked How do I get my site ready for Drupal 8? Here is my best answer. If you go dutifully through this list, your site will be in peak condition when Drupal 8 is released.
Start giving your administrators a taste of D8 now
Significant parts of Drupal 8 are already available for Drupal 7. These modules are not quite as strong as their D8 counterparts, but they are a great investment you can make today.