derive a data paper out of the handbook

[mpo-vliz]

• a short-read highlight + motivation variant of the handbook should lead up to the data paper
• probably reuse / share some graphics / diagrams too
• also there is a section foreseen already to link (or embed/include) this datapaper

See working document: https://docs.google.com/document/d/1ntHeX7MU1Nj8b6zceovc08N-aBYaID52X6drp8suR0g/edit?tab=t.65tw2iq7qy8f