Read the blog post: https://code.blender.org/2018/05/collections-and-groups/

In Blender 2.7 the animation/scene pipeline was built around Groups. With the introduction of Collections in Blender 2.8, both concepts have been merged into one for simpler linking of assets in production.

Learn more about the Blender 2.8 Code Quest on https://code.blender.org

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