Open Data: between finality and pricing - Mobility and Open Data in France

[From Google's English] " ... With the momentum now in open data, communities can  improve data interoperability still dispersed and difficult to understand. The approach communities may rely on 'what did Etalab for the state, establishing a legal framework (open license) and defining information production formats. When the data is raw, so no real added value, the download rate remains in effect not significant, as the number of applications developed' [1] ..."