Several popular Content Management Systems (CMS) have been written in PHP – WordPress, Joomla, Drupal, to name a few.
Starting 2011, Google agreed to pay Mozilla Corporation a tad less than half a billion dollars over a period of 3 years if they kept Google as the default search engine on their Firefox web browser. This was a very smart move from the company. Because in 2008, Google had launched Chrome, their own web browser, which had the world's most popular search engine as the default. Additionally, by the end of 2011, Chrome's usage surpassed that of Firefox, and by early 2012, it had exceeded that of Internet Explorer. It was now the world's most popular web browser. So, even though some might think that Google spent a gargantuan sum of money needlessly, I admire the think-tanks at the company. They kept pushing the usage of their core product, the one that made them the most valuable web company - the Google search engine. By the way, in 2006, Google had dished out $57 million to have their search bar in the Firefox. This amounted to 85% of Mozilla Corporation's total revenue. [more...]