Earlier quoted context omitted.
The death of the web is because most people don't want what you want. They don't mind walled gardens, so long as they are easy to use and have the content and connections that they want to see. The audience of HN is extremely skewed towards preferring systems that allow tinkering but that's not what the market wants.
This. People don't realize that the early web was elitist. Now, the entire population is online. And, as you said, most people simply don't care about the stuff we care about. That's also why "Google's search results are soo bad." They're not. For the bulk of Google's visitors, they're good enough.
I’m sure that’s what Yahoo! used to think about Google before Google replaced it.