In what way is this stealing?
The rare qualifier is used precisely because no reasonable person thinks this is stealing.
Hoarding.
Nothing good comes from hoarding whether it being toilet paper, money or knowledge.
The rare qualifier is used to highlight the destruction of rare items.
It is still stealing even if the book is common.
https://jskfellows.stanford.edu/theft-is-not-fair-use-474e11...
https://styleblueprint.com/everyday/the-quiet-theft-ai-steal...