Over It Know We As Processing Word Is?

I read the title of this post (reversed) here: Is Word Processing As We Know It Over? This Startup Says Yes - Hot New Enterprise Collaboration Platform Zillable Introduces Templates for Online Document Collaboration, which introduced me to the product "Zillable" and eventually, led me to this video:

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I'd have to see more to determine if it would be useful to me either at work or as a technical writer.