An older librarian in my office reads the New York Times on her computer and knows I like weblogs. Whenever there's an article about weblogs, she prints out a hard copy and puts it on my desk.
We make small talk about the article for a minute or two, and I act flattered that she bothered to give me something she thought I'd appreciate. But while we're chatting I'm thinking: "Why don't you just email me the link?" (or better yet, "Why don't you bookmark it in del.icio.us and I'll subscribe to your feed?")
But I don't think I should ever suggest that. While I'm optimizing for efficiency (fewer interruptions, less wasted paper), she's doing it for the human interaction and small talk that often segues into how youth culture is so technological, and her daughter, who's about my age...