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If you sit and watch the video itself it's a very mild form of parody. They are actually commenting on the presentation given by the Khan Academy video and their comments make clear how they believe multiplication of negative numbers should be taught.



That, plus it's a way to get attention.

A mild critique written up in a small corner of the internet is likely never to be seen by most.

Any publicity is good publicity, and I think these individuals definitely want to help.

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