3D TVs stopped being made due to low sales, but VR headsets still offer 3D support for home viewing. VR is already a stereoscopic system, making it the perfect choice for an immersive 3D experience.
3D content has begun appearing in the Apple TV app ahead of next year's Vision Pro headset launch (via FlatPanelsHD). Screenshot of the ‌Apple TV‌ showing the new 3D content icon (via FlatPanelsHD).