JUMBOTRON
Jumbotron
A Jumbotron is a large-screen television using technology developed by Sony, typically used in sports stadiums and concert venues to show close up shots of the event. Although JumboTron is a registered trademark owned by the Sony Corporation, the word jumbotron is often used by the public as a genericized trademark. Sony JumboTrons ceased being sold in 2001, when the company decided to exit the business.The above text is a snippet from Wikipedia: Jumbotron
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