There are many industries where the workflow espoused in the manual IS the secret sauce, and, once replicated, can be replaced by a much cheaper product.
In these cases, you will never recoup your NRE.
In these cases, you will never recoup your NRE.
Oracle has sued competitors for handing out copies of the manual, suggesting requiring a login isn't much of a barrier: https://www.bizjournals.com/sanjose/news/2013/06/18/oracle-w...