Ch. 8, "Add a Last-Modified header to the request"

Ch. 8, “Add a Last-Modified header to the request”
The author chooses to use an Observable.never()
Please explain why never() was chosen instead of Observable.empty()

Thanks, this is a great catch! It looks like it should have been empty() instead of never() - taking note and will fix in the next edition of the book :+1:t3:

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