I honestly think it has everything to do with his parents and the era we are entering when it comes to culture.
His mom is Mira Nair, a well respected Indie director who made films like Mississippi Masala, Monsoon Wedding and The Namesake. His dad is a well respected Ivy League academic.
It's a good pedigree to run an insurgent surprise campaign and nothing has really been said about it. It's a quick added sentence on his parents Personal Life sections on Wikipedia.
She made a Denzel Washington Interracial Relationship Drama about Indian Rwandan Refugees while she was carrying Zohran and delivered him a month after its premier.