Box’s Filesystem is not like the file system on your laptop. It’s the very core of the Box product. Virtually every feature at Box interacts with the Filesystem, making it perhaps the most critical part of our architecture. It is a single, constantly evolving platform for content access, used by both internal and external clients, and serving tens of thousands of customers (including most of the Fortune 500), and millions of users. The Box Filesystem operates at millions of requests per second and through its advanced permissions system secures the hundreds of billions of pieces of content stored...