NetShow was Microsoft's original framework for Internet network broadcasting, intended to compete with RealNetworks RealMedia & Vivo (acquired in 1998 by RealNetworks).
[1] It was later renamed and marketed under the Windows Media umbrella.
[2] A newer version, 2.0, was included in Windows NT 4.0 SP3 in 1997.
[2] The NetShow name is still carried on in the user-agent string in current versions of Windows Media Player, which reports as "NSPlayer".
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