Physical media isn't "buffering." The consistent high-bitrate read of a means no pixelation during fast action scenes (explosions, car chases, snowstorms).
Unlike streaming, which often uses compressed "lossy" audio (such as Dolby Digital+), 4K Blu-rays support lossless audio formats Dolby Atmos and DTS:X: 4k movie blu ray
While TV speakers might not reveal the difference, anyone with a soundbar or a surround sound system will be blown away by the audio difference. Streaming services typically use compressed audio formats (like Dolby Digital Plus). Physical media isn't "buffering
It works, but it requires manual switching for Dolby Vision (you have to go into menus to turn it on/off). It can be noisy, but for under $200, it gets the job done. snowstorms). Unlike streaming