2024 年初，在美国某处的一座仓库里，工人们正在做一件看起来有些奇怪的事：把书一本本送进机器，切掉书脊，扫描，然后把剩下的纸送去回收。
example SNA network might look like this: An S/370 computer running CICS (or
，这一点在服务器推荐中也有详细论述
"It is really, really hard," he said.
They sit on disk as plaintext, readable by any process running as your user