This is a good start (and baskervald is even better) but is not of excellent quality. I am not talking about the character shapes themselves, that are OK, but about the relationship with greek characters, with LaTeX math, and the quality of accented characters. What the world needs is an available version of the "SMF Baskerville" described by Yannis Haralambous here: https://hal.archives-ouvertes.fr/hal-02101627
This is exactly what happened. When the french mathematical society ordered this font they probably paid a lot of money, and then it became a sort of "secret sauce" that they want to use exclusively.