yes, and a solution could have been to cite sources.
This was no innocent mistake of forgetting to list a source
I don’t think, that not-citing-sources is an innocent mistake.
Watch the hbomberguy video segment about it, it paints a very clear picture
I did. I does paint a very colorful picture. Full of opinion and sarcasm and rhethoric.
Here is a rule-of-thumb to decide if an argument was convincing because it had good content, or because it was well written: If the content was good, it will be easy for you explain to a 3rd party. If only the presentation was good, then you will have a hard time convincing others.