Earlier quoted context omitted.
No idea where you got this statisti, but I guarantee no user would be happy to wait hours or (god forbid) days on a search result.
It's still sooner than "never", which is the current response time for answers that Google cannot provide. Central search indexes like Google are not going away. There are client-side metasearch interfaces that combine Google results with other sources. Those other sources can be much slower, including human responses. You would still have your synchronous sub-second response from centralized search, but there would…
Where is it found ?