alt Hacker NewsIt's normal in the US too.. the Library of Congress has required it for certain collections for decades (that I know of):
https://www.loc.gov/research-centers/use-the-library/researc...
It's normal in the US too.. the Library of Congress has required it for certain collections for decades (that I know of):
https://www.loc.gov/research-centers/use-the-library/researc...
I was surprised when I saw this article and realized that until now anyone could just walk in off the street.