<blockquote>
<p>Hopefully what I've written makes sense... let me know if I can clarify.</p>
</blockquote>

<p>Ok, got it, why not just remove the api with output parameter?</p>

<p>That is why I said I feel bad for keon on yesterday, because it is me who suggest him to add the api with two matrix.Sorry about all of the troubles. If you all agree remove the api, I can open a pull request on keon repository on this weekend.</p>

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