Point WedGrapher at a hard drive. It reads the folder tree — names, sizes, file counts, file types — and remembers it. The drive goes back in the cupboard; the index stays.
Everything below is running today — nothing here is a plan or a promise.
No — and you should not. Only the folder index is read; your photographs stay on your hard disk.
You open Data / Drives, click Scan, and pick the drive in your browser. A desktop agent that keeps drives in sync automatically is on our list — it is not built yet.
Set your studio up in about ten minutes. The free plan is a real plan; premium is free for 15 days, and nothing is charged automatically.