> I spent over 25 hours building a cut-down version of Sapiens.
Unless OP is on HN and added that after comments here.
Because however many hours were spent making it is irrelevant as to why it was made, which was the point.
> Is the author summarising his own impressions of Sapiens (surely acceptable), or literally lifting the original text of the book and taking it as his own [...]?
The first sentence about cutting it down answers that.
No, I was not, I was replying to the section I quoted (hence quoting it, that’s how that works).
> I spent over 25 hours building a cut-down version of Sapiens.
Unless OP is on HN and added that after comments here.