The world Jan van Eyck lived in

Imagine only two artists and one patron involved in the world-famous Ghent Altarpiece. Albeit this gives rise to fake information, which induces unacceptable and unreasonable conclusions.

The author proceeds through the WYSIWYG method. This proves efficiently as the way of painting is very accurate, precise, and honest. In the end, the historical checks and balances reveal an acceptable story of a dynamic artists' community.