In recent years, improvements in that area have come fast enough that CERN no longer bothers with hardware support contracts longer than three years. Machines just get run until they're dead; the cost of the replacement, and the power savings replacement hardware brings, means it doesn't make economic sense to keep the hardware going.

Perhaps you’re considering using a dedicated key-value or document store instead of a traditional relational database

Bucardo is an asynchronous PostgreSQL replication system, allowing for both multi-master and multi-slave operations. It was developed at Backcountry.com primarily by Greg Sabino Mullane of End Point Corporation.

Amazon is not a website anymore. It is a platform that enables its customers to develop on top of it. Look at the NBA Store, for instance. From the looks of it you cannot tell that it is built on top of Amazon until you either read the footnote or proceed