A few weeks ago I advised caution with new SVG fonts in Adobe InDesign CC2019. (These are also called color fonts). Meanwhile my fears have been confirmed.
Christian Blaise, a French colleague from the Ghent Workgroup (GWG), has done extensive testing and published two english articles on his blog:
We recently discussed this issue in detail in the Process Control Working Group of the Ghent Workgroup, which I am chairing. The results were as follows:
Twenty years ago Adobe has published the PostScript Language Reference Third Edition, better known as «PostScript 3» (without «Level»):