Media cross-ownership is the common ownership of multiple media sources by a single person or corporate entity. Media sources include radio, broadcast television, specialty and pay television, cable, satellite, Internet Protocol television (IPTV), newspapers, magazines and periodicals, music, film, book publishing, video games, search engines, social media, internet service providers, and wired and wireless telecommunications. Much of the debate over concentration of media ownership in the United States has for many years focused specifically on the ownership of broadcast stations, cable stations, newspapers, and websites. Some have pointed to an increase in media merging and concentration of ownership which may correlate to decreased trust in 'mass' media. Ownership of American media Over time, both the number of media outlets and concentration of ownership have increased, translating to fewer companies owning more media outlets. Digital Also known as "Big Tech," a collection of five major digital media companies are also noted for their strong influence over their respective industries: Alphabet Owns search engine Google, video sharing site YouTube, proprietary rights to the open-source Android operating system, blog hosting site Blogger, Gmail e-mail service, and numerous other online media and software outlets. Amazon Owns the Amazon.com e-commerce marketplace, cloud computing platform AWS, video streaming service Amazon Prime Video, music streaming service Amazon Music, and video live streaming service Twitch. Amazon also owns Metro-Goldwyn-Mayer, Orion Pictures, MGM Television, premium cable channel and direct-to-consumer streaming service MGM+, and extensive film and television content libraries via MGM Holdings. Apple Produces iPhone, iPad, Mac, Apple Watch and Apple TV products, the iOS, iPadOS, macOS, watchOS, and tvOS operating systems, music streaming service Apple Music, video streaming service Apple TV+, news aggregator Apple News, and gaming platform Apple Arcade. Meta Owns social networks Facebook and Instagram, messaging services Facebook Messenger and WhatsApp, and virtual reality platform Oculus VR. Microsoft Owns business-oriented social network LinkedIn, web portal MSN, search engine Bing, cloud computing platform Microsoft Azure, Xbox gaming consoles and related services, Office productivity suite, Outlook.com e-mail service, Skype video chat service, and Windows operating system. Microsoft also owns major and largest US video game publisher Xbox Game Studios See: List of mergers and acquisitions by Microsoft. Video The Walt Disney Company Owns the ABC television network, cable networks ESPN, Disney Channel, Disney XD, Freeform, FX, FXX, FX Movie Channel, National Geographic, Nat Geo Wild, History, A&E and Lifetime, Disney Mobile, Disney Music Group, Disney Publishing Worldwide, ,