http://www.vflie.com/internet-explorer-technical-support/ http://www.vflie.com/internet-explorer-technical-support/ Opera Software introduced a new release cycle consisting of three "streams" that can be downloaded and installed independently of each other: Opera developer, Opera beta and the Opera final release. New features are first introduced in the developer build, then, depending on user feedback, progress to the beta version and eventually to the official release.