Here's the short, honest answer:
on Xbox 360. Compressing 35 GB down to 500 MB (a 98% reduction) while keeping all features is mathematically impossible for game data, which is already partially compressed. Missing Features forza horizon 2 highly compressed 500mb work
A dummy file filled with random data to make it look like a real archive. Here's the short, honest answer: on Xbox 360
Against all odds, the 500MB miracle was real. He shifted into fourth gear and drove into the dawn. Here's the short
Be wary of YouTube videos showing standard Xbox gameplay but featuring a download link to a "highly compressed" PC file in the description. They rarely show the actual installation and boot-up process on a computer. Safe Alternatives for PC Gamers