Before I say anything, I am not the developer and the developers do not frequent these forums. If you want their answer to this question you should contact them, however I think you’ll get a similar answer to what I am about to say.
Why this is not included has to do with scope. The scope of this plugin is as an admin tool for custom fields. As with my own plugins, good developers limit the scope of their plugins and try to avoid scope creep.
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