ETS 2 News
ETS 2 Iberia & New Light System: Development Teaser [video]
So the teaser is rather short, but it should give you a very good idea of what kind of improvements the new light system will bring for both ETS2 and ATS with the 1.40 update.
So the teaser is rather short, but it should give you a very good idea of what kind of improvements the new light system will bring for both ETS2 and ATS with the 1.40 update.