Unpaywall is just a database of free(libre) scholarly articles. These articles can almost always already accessed at the journal website using the normal way of

Unpaywall is just a database of free(libre) scholarly articles. These articles can almost always already accessed at the journal website using the normal way of finding them. doi.org/$DOI or scholar.google.com is another. The problem is not with these articles but the larger number of ones that are behind paywalls the unpaywall. Unpaywall is not what they do (from the blurb on their homepage and a brief look at the site) and a very deceptive name for their site.