正在改变与想要改变世界的人，都在 虎嗅APP
In 2011, hackers successfully cracked the main Linux development site, kernel.org. Afterward, to make sure this didn't happen again, the kernel's PGP web of trust was explicitly "bootstrapped" at a face-to-face key‑signing session during the 2011 Kernel Summit.
，这一点在新收录的资料中也有详细论述
В Финляндии предупредили об опасном шаге ЕС против России09:28
Progressive color frame rate