Probably the fact that in a library, there is a cultural expectation of quiet, built over the years by librarians shushing loud people. Thus, if you want a qui

Probably the fact that in a library, there is a cultural expectation of quiet, built over the years by librarians shushing loud people. Thus, if you want a quiet place to work, you go to a library. I need a librarian in my (open) office.