Of possible interest for some of the more book-based disciplines.
‘Announcing a National Emergency Library to Provide Digitized Books to Students and the Public‘

Previously Archive.org (The Internet Archive) and the Open Library project had users check out a single digital copy and other users had to wait – similar to some of the public library platforms. There seem to be around 1.4 million titles, many (most?) still in copyright.

Dave Clemens