In the State of the Word 2016, Matt Mullenweg said that one of three main focuses of WordPress in the next year will be the editor, which will be block-based and unify widgets, interface for shortcodes. The result is the new the Gutenberg editor, which was first introduced to the public at WordCamp Europe 2017. However, it raises many concerns with the existing meta box API. In this post, we'll take a deep look at those problems and the future of the Meta Box plugin (and similar plugins/frameworks).
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