Using an example from the article: > Others start out at level 1, if they're something new (for example, Flexbox "CSS Flexbox level 1" is a fair bit less conf

Using an example from the article: > Others start out at level 1, if they're something new (for example, Flexbox "CSS Flexbox level 1" is a fair bit less confusing than "CSS1 Flexbox model". It would get even worse if a module moved to level 2.1!