PHP7 is the first major version of PHP to be released since 2004, and has brought us dozens of new features and huge performance gains. Let's take a tour of the latest and greatest PHP has to offer, and also see if it is safe for you to update your servers. (First given in January 2016 to the @azPHP user group. Updated with information about PHP 7.1 in October 2016 for Desert Code Camp)