You can, with a bit of effort, gather up a large offline documentation collection; and even if its not totally current it can save yer ass when you're without c

You can, with a bit of effort, gather up a large offline documentation collection; and even if its not totally current it can save yer ass when you're without connectivity. Even if you have a solid connection there's latency advantages. If you have a stack of library references next to you when you're programming, be the online, offline, or actual books, are you less of a programmer? Or are you leveraging information technology to best use by only mentally maintaining the index of where the thing you need to know is?