Edited sentence: Some current examples of brands and products which have fanboy supporters:.The competing DVD successor formats Blu-ray and HD DVD.The competing gaming systems Playstation 3, Wii and Xbox 360.The competing handheld video game consoles the Nintendo DS and the PlayStation Portable.The computer microprocessor companies AMD and Intel.The internet web browsers Firefox, Internet Explorer and Opera.The operating systems Microsoft Windows, Mac OS X and Linux.The various MP3 players, notably the iPod and the Zune