"Begin preparing now! First of all, keep Drupal core and all contributed projects up to date" (source: Acquia.com) is Acquia's advice... that we all know already. And Composer is one of the best options for updating your Drupal 8 website. But: how precisely do you update Drupal 8 core with Composer? What are the: key steps to take, best practices to apply, main issues to prepare for, special considerations to keep in mind? In this post, I'll do my best to answer some of your legitimate questions with respect to Composer and Composer as the most efficient update tool for Drupal 8...