Temporary or permanent termination of your internet service.
: A true IMAX Blu-ray file is massive (often 50GB to 100GB). "Free" downloads are usually heavily compressed, ruining the visual and audio fidelity Nolan intended. Best Ways to Watch Legally Physical 4K UHD Blu-ray
If you just want to see the effect, search YouTube for "Interstellar IMAX ratio comparison." Many channels legally show 30-second clips comparing the 2.39 vs 1.78 ratio. You can see the visual trick without stealing the movie.
Interstellar has had a significant impact on popular culture, inspiring a new generation of scientists, engineers, and filmmakers. The movie's success has also sparked a renewed interest in space exploration, with many regarding it as a catalyst for the current renaissance in space travel.
Don't settle for a bootleg rip that crushes the black hole into a grey blob or mutes the organ score. Experience Interstellar as it was meant to be seen: in the full, shifting glory of its IMAX format, with the visual and audio fidelity that this masterpiece deserves.