You can have your content blocked from archive.org also by robots.txt - didn't check archive.is Are you a lawyer? I am not - anyway, I can't really agree with

You can have your content blocked from archive.org also by robots.txt - didn't check archive.is Are you a lawyer? I am not - anyway, I can't really agree with that falls under fair use. If I charge money to scrape someones site and then hand over the material in whatever form my customer uses - I am bound run into problems sooner or later.