One of Google Search’s oldest and best-known features, cache links, are being retired. Best known by the “Cached” button, those are a snapshot of a web page the last time Google indexed it. However, according to Google, they’re no longer required.
“It was meant for helping people access pages when way back, you often couldn’t depend on a page loading,” Google’s Danny Sullivan wrote. “These days, things have greatly improved. So, it was decided to retire it.”
Yes, that would be a Google killer. If you somehow find the money to provide it for free.
Finding a novel way of searching is one thing. Finding a novel way of financing the whole endeavor (and not going the exact route Google is) is another.