Internet Archive requesting donations

[coulonnus]

See https://archive.org/details/texts and https://archive.org/donate/ AFAIK the Internet Archive is not only a Super-imslp expanded to books in a variety of other interesting topics, but also did the archiving job of all web sites since the invention of Internet. What is the cost proportion of this second topic? Is it really useful and desirable? Internet Archive didn't make the book and score scanning job. See the list of the contributing libraries on their main page. What should I think?