※ 引述《FierceBreast (凶奴王者)》之铭言：
: 1.)
: 2.X 3.X 4.X的主要差别？
每一个版本都有差别, 但主要差别... 呃, 没有
2.6.x 跑了一段时间后, Linus 就决定跳到 3.x
请参考: https://lkml.org/lkml/2011/5/29/204
So what are the big changes?
NOTHING. Absolutely nothing.
3.x 跑了一段时间后, Linus 就决定跳到 4.x
请参考: https://lkml.org/lkml/2015/2/22/203
On the other hand, the strongest argument for some people advocating
4.0 seems to have been a wish to see 4.1.15 - because "that was the
version of Linux skynet used for the T-800 terminator".
因为有人想看到魔鬼终结者里 T-800 的核心版本 4.1.15