Why the double submission pdf - the report has already been submitted and has been in the top for a while - https://news.ycombinator.com/item?id=6859832 https:/

Why the double submission pdf - the report has already been submitted and has been in the top for a while - https://news.ycombinator.com/item?id=6859832 https://news.ycombinator.com/item?id=6859832 Yeah, this is direct link to the pdf but does this really justify a second submission (and upvoting to top)?