Yeah, there's a lot of reasons why someone would present an article that way. Not all are nefarious. It could be a simple misunderstanding of expectations. What I have seen though, is that if you uphold a standard, then people are likely to follow through with it.
HIVE, however, isn't a small class whose grammar and plagiarism checks can be automated with high accuracy. A lot of people apparently do what you suggest though I have to write your method appears the most effective and, sadly, underutilized.
I see a lot of downvotes cast on a majority of articles with no explanation. Your presentation is a solid attempt and would change things for the better.
RE: Spent Last 1 Hour Hunting Plagiarism On Leofinance - I found myself a new job