Why is bun install so fast? - system analysis

In the article 'Behind the Scenes of Bun Install,' the authors delve into the details of the package installation process within Bun, a modern, efficient JavaScript tool that combines a package installer, server, and compiler. The focus is on how the installation mechanism was built to be simple, fast, and effective. The Bun team invested significant time optimizing this process, leading to a substantial speed-up for both developers and applications. They also discuss the challenges faced during development and how they overcame them to create a reliable tool. Overall, the article emphasizes the importance of understanding what's going on 'behind the scenes' to truly appreciate the utility of Bun in development workflows.