这些设备早已脱离了「书」的范畴。 它们搭载了开放的 Android 系统，配上了压感手写笔和磁吸键盘，摇身一变，成了电子笔记、智能手账，甚至是能写代码、看文献的「护眼电脑」。
global locks constantly, like when we print, allocate memory, load dynamic
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There is evidence to support this theory. In 1992, when Friedmann’s psychologist conducted her second evaluation of him, he’d been in jail for nearly a year. She observed that he seemed happier than when he’d been free. “He is making a good adjustment to prison life,” she wrote. “He seems to be at home in a comfortable environment.”