For twenty years software moved in one direction. Files went up. Google Docs, Notion, Figma, and Dropbox built the modern software industry convincing you the folder on your laptop was legacy technology and real work happens in their cloud. Anthropic just started pulling the other way. Your Claude Projects session stays in the cloud, but it can now reach into a folder you approve on your computer and edit the files where they live. The direction change kills a job you didn't know you had.…