You already own the physical 3D disc (e.g., Gravity , Hugo , Pacific Rim ).
Not all files are truly portable. You look for tags like: worldfree4com 3d movies portable
"Portable" often translates to "Heavily compressed." A true Blu-ray 3D movie is ~40GB. A file from worldfree4com might be 1.5GB. You will see pixelation (blocky artifacts), audio de-sync, and weak depth effect. You aren't getting "3D"; you are getting a headache. You already own the physical 3D disc (e