Amazon is pitching these changes to search as absolutely massive. “This will be a once in a generation transformation for Search, just like the Mosaic browser made the Internet easier to engage with three decades ago,” Amazon wrote. “If you missed the 90s—WWW, Mosaic, and the founding of Amazon and Google—you don’t want to miss this opportunity.” And we might be seeing the changes sooner rather than later, as Amazon wants to “deliver this vision to our customers right…