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Stefan Lederer Put the Invisible Machinery of Streaming on Play
A university research project became a developer platform, an Emmy-winning encoding technology, and a lesson in how open work can travel farther than guarded ideas.
The Austrians Who Wrote the Rulebook for How the Internet Plays Video
Stefan Lederer and his co-founders helped write MPEG-DASH during their PhDs. Then they built a company on top of it - and won an Emmy for the encoding tech that keeps modern streaming from choking.
VisualOn, Inc.
VisualOn is a Silicon Valley video software company that helps streaming services and device makers deliver and play back video across every screen. Founded in 2003, its multi-platform media player SDKs power more than 200 million devices, and its AI-driven Optimizer for content-adaptive encoding cuts streaming bitrates by up to 40% on average while preserving picture quality. The company sits in the plumbing of online video - the codecs, players, DRM, and analytics that most viewers never see but rely on every time they press play.