# Quick example
fdnn scan ./projects --tag sprint-2026 --replica 3
fdnn locate --hash "3f4c5a..." --json
[Local FS] → [filedot nn agent] → [Hash index] → [Optional: IPFS / S3 / SFTP]
↓
[Event bus] → [Webhook / Trigger / Log]
Before modern databases and cloud storage, systems had severe limitations:
The key advantage? Human readability and simple sorting — ls or dir automatically orders them correctly without needing metadata.
fdnn tag ~/Documents/invoice_2026.pdf --labels "finance,2026,q1" --expiry 2027-01-01