Modern streaming services crop the 4:3 image to 16:9 (cutting off visual jokes, like Kramer sliding into frame from the left). They apply DNR (Digital Noise Reduction) that makes the actors look like wax sculptures. They have replaced the original theme song recordings with generic library music due to licensing disputes.
For nearly a decade (1999–2009), the only way to watch Seinfeld legally was syndicated reruns or the expensive DVD box sets. There was no digital purchase option. There was no ad-supported tier.
For five seconds, before the bass riff kicks in, you realize you aren't just watching a sitcom. You are watching the precise moment the internet won the war against the television schedule. You are looking at the labor of love from a ghost named TSV, who likely hasn't logged into a forum in a decade, but whose work will outlive the official streaming versions by virtue of being right .