[rwallace]

You might have missed it among all the bad advice about multitasking and working stupid hours, but he did give one piece of good advice in all that. His job was to do with systems administration/operations, and what he did was to write down everything he knew or had to learn about how to do his job, in the form of public blog posts, which he refined based on public feedback until they actually worked and were understandable. Then on the way out the door, all he had to do was give his successor the keys and the URL to the blog posts.