WAN-IFRA_RGB_Newspaper_Prepress
The solution to both questions from a mathematical and physical standpoint appears to be simple, but from a technical and practical standpoint complex and to the contrary. The choice of the most suitable RGB colour space was done using a strategy of picking the one with the least scientific anomalies. Regarding the problem of pictures with a missing RGB definition, a pragmatic approach was adopted.
A problem of a missing overview of the complex subject of colorimetry and with it the closely associated picture capture-, picture processing and print processes was also addressed.