"Snow Crash" is a science fiction novel by Neal Stephenson, published in 1992. The story takes place in a dystopian future where the United States has become a fragmented collection of corporate-controlled fiefdoms. The main character, Hiro Protagonist, is a hacker and former member of the Crips street gang who becomes caught up in a conspiracy involving a new virtual reality drug called Snow Crash.
In the virtual world of the Metaverse, Hiro meets a young skateboard courier named Y.T. who is immune to Snow Crash, and together they set out to stop the spread of the virus and save the world from the evil plans of the Snow Crash mastermind, a character named L. Bob Rife. Along the way, they encounter a cast of colorful characters, including a rat shaman and a digital deity, and confront themes of corporate power, virtual reality, and the dangers of technology.
Overall, "Snow Crash" is a fast-paced, action-packed novel that explores some thought-provoking ideas about the intersection of technology and society. It has received widespread acclaim for its imaginative world-building and clever use of humor and satire, and is considered a classic of science fiction literature.