In 2010 I made a post to Calculate the size of the Drupal codebase by comparing lines of PHP, JavaScript, and CSS code between Drupal 6 and 7. This is a follow-up that adds Drupal 8 to the comparison matrix.
This post is just a grab-bag of tips and tricks to improve and optimize SVGs for the web. It is divided into three sections based on the standard tooling available: Sketch, Adobe Illustrator, and SVGO.