Google data centers in late 2013 and began selling off the barges in 2014. Most of the software stack that Google uses on their servers was developed in-house. According to a well-known Google employee, C++, Java, Python and (more recently) Go are favored over other programming languages. For example, the back end of Gmail is written in Java and the back end of Google Search is written in C++. Google has acknowledged that Python has played an important role from the beginning, and that it continues to do so as the system grows and evolves. The software that runs the Google infrastructure includes:
Google bomb "miserable failure" in both Google and Yahoo!; Google has since addressed this and disarmed the George Bush Google bomb and many others. The BBC, reporting on Google bombs in 2002, used the headline "Google Hit By Link Bombers", acknowledging to some degree the idea of "link bombing". In 2004, Search Engine Watch suggested that the term be "link bombing" because of its application beyond Google, and continues to use that term as it is considered more accurate. By January 2007, Google changed its indexing structure so that Google bombs such as "miserable failure" would "typically return commentary, discussions, and articles"