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I was prompted to add the above add-on. Looks like it came from you folks, but I can't find any info on it. Is it safe to load?

I was prompted to add the above add-on. Looks like it came from you folks, but I can't find any info on it. Is it safe to load?

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If it doesn't have a page on the Mozilla Add-ons site at https://addons.mozilla.org/ it may be difficult to research. Can you find it there?