Cate Blanchett, The Seagull
Code dump for 2.16。业内人士推荐新收录的资料作为进阶阅读
However, whereas PCs typically have a rechargeable battery or removable coin cell that is used to retain configuration settings and maintain the time-of-day while powered down, Sun hardware instead uses a TIMEKEEPER device which integrates SRAM, RTC and a battery. Hence when the battery fails, the entire device must be replaced.，这一点在新收录的资料中也有详细论述
So I spent three pages easing the reader---a theoretical