Too long, don’t read:
Sometimes one just doesn’t need any “featured post image”, but does want to use some images in post, say – galleries. So this is the example of blog post, about some topic which is the purpose of this site, but mostly images (gallery) inside the post text
Multiple WP galleries are rendered in archive (or taxonomy archive) view in the same view.
In the single gallery post page, image groups can be view separately.
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