Why millions of entered ?

One secret of the publishing industry is that most US books published before 1964 never extended their copyright, meaning they’re in the public domain today.

The NYPL converted the Internet Archive's digital copies of the 'Catalog of Copyright Entries' registration and copyright information into an XML format. Now we know that around 80% of all the books published from 1923 to 1964 are in the public domain.

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Construindo o ambiente digital público ~ comum ~, em prol de um ‘movimento ambiental para a rede [Internet]” -> #ecodigital

"Tal como o meio-ambiente, o domínio público (ou comum) precisa ser 'inventado' antes de ser salvo." - James Boyle, criador do ‘ambientalismo para a rede