Dave's answer to Tivo question: They don't know they need it.
Dave Winer (in a long reply to Marc's question about why Tivo hasn't taken off): “I can't get my dad to use an RSS aggregator even though he's a news junkie. No one there is scared of technology, which is Scoble's theory. It's something else. They don't see why they need it.”
This is the question for evangelists: how do you get people to see that they need something they don't yet know they need? [Scobleizer: Microsoft Geek Blogger]