Question: Information: - Rock Band Track Packs ( called Song Packs in Europe and Australia ) are a series of supplemental media discs for the Rock Band series of music video games . The packs are developed by Harmonix and Demiurge Studios ( earlier packs were developed with Pi Studios ) , and distributed by MTV Games and Electronic Arts . Harmonix has announced they will release additional discs , containing new songs not in past releases , and have not previously been made available through downloadable content . The track packs are fully functional stand alone games and do not require separate Rock Band titles to play ; however , on consoles that support downloadable content , the songs from these packs can be integrated with other Rock Band titles . - Activision Publishing, Inc., also known as Activision, is an American video game publisher. It was founded on October 1, 1979 and was the world's first independent developer and distributor of video games for gaming consoles. Its first products were cartridges for the Atari 2600 video console system published from July 1980 for the US market and from August 1981 for the international market (UK). - Downloadable content (DLC) is additional content created for a released video game. It is distributed through the Internet by the game's official publisher. Downloadable content can be of several types, ranging from aesthetic outfit changes to a new, extensive storyline, similar to an expansion pack. As such, DLC may add new game modes, objects, levels, challenges or other features to a complete, already released game. - Trip Hawkins (born December 28, 1953) is an American entrepreneur and founder of Electronic Arts, The 3DO Company, and Digital Chocolate. - Microsoft Windows (or simply Windows) is a metafamily of graphical operating systems developed, marketed, and sold by Microsoft. It consists of several families of operating systems, each of which cater to a certain sector of the computing industry with the OS typically associated with IBM PC compatible architecture. Active Windows families include Windows NT, Windows Embedded and Windows Phone; these may encompass subfamilies, e.g. Windows Embedded Compact (Windows CE) or Windows Server. Defunct Windows families include Windows 9x; Windows 10 Mobile is an active product, unrelated to the defunct family Windows Mobile. - Pi Studios was a computer game software developer founded in 2002 by Robert Erwin, John Faulkenbury, Rob Heironimus, Dan Kramer and Peter Mack whose first commercial work can be found in Activision's "". The company originated in Plano, Texas and relocated to Houston, Texas in January, 2005. - An expansion pack, expansion set, supplement, or simply expansion is an addition to an existing role-playing game, tabletop game or video game. These add-ons usually add new game areas, weapons, objects, characters and/or an extended storyline to complete an already released game. While board game expansions are typically designed by the original creator, video game developers sometimes contract out development of the expansion pack to a third-party company, (see "" for "Diablo"), it may choose to develop the expansion itself or it may do both (Ensemble Studios developed the real-time strategy game Age of Empires III and the first expansion called itself, but contracted Big Huge Games for the second expansion pack, the Asian Dynasties). Board games and tabletop RPGs may have been marketing expansions since the 1970s, and video games have been releasing expansion packs since the 1980s, early examples being the "Dragon Slayer" games "" and "Sorcerian". - Sony Corporation is the electronics business unit and the parent company of the Sony Group, which is engaged in business through its four operating components electronics (video games, network services and medical business), motion pictures, music and financial services. These make Sony one of the most comprehensive entertainment companies in the world. Sony's principal business operations include Sony Corporation, Sony Pictures Entertainment, Sony Interactive Entertainment, Sony Music Entertainment, Sony Mobile (formerly Sony Ericsson) and Sony Financial. Sony is among the Semiconductor sales leaders by year and as of 2013, the fourth-largest television manufacturer in the world, after Samsung Electronics, LG Electronics and TCL. - Tencent Holdings Limited is a Chinese investment holding company whose subsidiaries provide media, entertainment, internet and mobile phone value-added services and operate online advertising services in China. Its headquarters are in Nanshan District, Shenzhen. - Microsoft Corporation (commonly referred to as Microsoft or MS) is an American multinational technology company headquartered in Redmond, Washington, that develops, manufactures, licenses, supports and sells computer software, consumer electronics and personal computers and services. Its best known software products are the Microsoft Windows line of operating systems, Microsoft Office office suite, and Internet Explorer and Edge web browsers. Its flagship hardware products are the Xbox video game consoles and the Microsoft Surface tablet lineup. As of 2016, it was the world's largest software maker by revenue, and one of the world's most valuable companies. - Gearbox Software, LLC is an American video game development company based in Frisco, Texas. It was established in 1999 by developers from companies such as 3D Realms and Bethesda Softworks, with one of the founders, Randy Pitchford, as CEO. The company initially created expansions for the Valve Corporation game "Half-Life", then ported that game and others to console platforms. In 2005 Gearbox launched its first independent set of games, "Brothers in Arms", on console and mobile devices. It became their flagship franchise and spun off a comic book series, television documentary, books, and action figures. Their second original game series "Borderlands" was released in 2009, and by 2015 had sold over 26 million copies. The company also owns the intellectual property of "Duke Nukem" and "Homeworld". - Epic Games, Inc. (formerly Potomac Computer Systems and later Epic MegaGames, Inc.) is an American video game development company based in Cary, North Carolina, partially owned by Tencent. Founded in 1991, they are best known for their Unreal Engine technology, which has powered their popular in-house "Unreal", "Gears of War" and "Infinity Blade" series of games. - THQ was an American video game developer and publisher. Founded in 1989, the company developed products for home video game consoles and handhelds, personal computers and mobile devices. Its name derived from "Toy Headquarters" during its time as a toy manufacturer in the early 1990s. THQ had offices in North America, Europe and the Asia-Pacific region. - Demiurge Studios is an American video game developer company, founded in 2002 by Albert Reed, Chris Linder and Tom Lin. It is located in Cambridge, Massachusetts. The company has helped other developers such as Electronic Arts, Epic Games, Gearbox Software and THQ create multiplayer maps for their games, but is best known for porting "Mass Effect" to Microsoft Windows, released in May 2008. - Electronic Arts Inc. (EA) is an American video game company headquartered in Redwood City, California. Founded and incorporated on May 28, 1982 by Trip Hawkins, the company was a pioneer of the early home computer games industry and was notable for promoting the designers and programmers responsible for its games. As of 2014, Electronic Arts was the world's fourth-largest gaming company by revenue after Tencent, Sony and Microsoft The company sparked controversies over its advertising efforts, and acquisition of other studios. - Home computers were a class of microcomputers entering the market in 1977, and becoming common during the 1980s. They were marketed to consumers as affordable and accessible computers that, for the first time, were intended for the use of a single nontechnical user. These computers were a distinct market segment that typically cost much less than business, scientific or engineering-oriented computers of the time such as the IBM PC, and were generally less powerful in terms of memory and expandability. However, a home computer often had better graphics and sound than contemporaneous business computers. Their most common uses were playing video games, but they were also regularly used for word processing, doing homework, and programming. - A video game is an electronic game that involves human or animal interaction with a user interface to generate visual feedback on a video device such as a TV screen or computer monitor. The word "video" in "video game" traditionally referred to a raster display device, but as of the 2000s, it implies any type of display device that can produce two- or three-dimensional images. Some theorists categorize video games as an art form, but this designation is controversial. - Redwood City is a city on the San Francisco Peninsula in Northern California's Bay Area, approximately south of San Francisco, and north of San Jose. Redwood City's history spans its earliest inhabitation by the Ohlone people to being a port for lumber and other goods. The county seat of San Mateo County, it is the home of several technology companies such as Box, Oracle, Evernote, Wealthfront, and Electronic Arts. At the 2010 census, the city had a population of 76,815. The Port of Redwood City is the only deepwater port on San Francisco Bay south of San Francisco. Redwood City is the location of the San Mateo County Jail, for both women and men. The Malibu Grand Prix long time landmark was recently demolished along with the city's only Mini Golf, Go-Kart, Video Game Arcade, and Batting Cages. Malibu Grand Prix's previous location is currently the construction site of a new additional Jail and Inmate housing facility. The city has a motto "Climate Best By Government Test" which is a reference to it being one of the top German scouted scientific climates and the city was one of the locations mapped by them during their testing and data collection. The Hetch Hetchy water pipeline runs through Redwood City and supplies a vast majority of the surrounding area with low grain (+/ 3 grains) rated water. - Harmonix Music Systems, Inc., doing business as Harmonix, is an American video game development company based in Cambridge, Massachusetts, best known for its music video games. 'list of rock band track packs' is related to which object entity through the relation of 'developer'? Choices: - 3d realms - activision - atari - bethesda softworks - demiurge studios - electronic arts - ensemble studios - epic games - gearbox software - harmonix music systems - ibm - microsoft - pi studios - produce - samsung - sony - sony interactive - tencent holdings - the 3do company - thq - valve corporation
Answer:
harmonix music systems