Not just passport. Everything in one. But main concerns are safety, security and privacy?

Yeah that’s probably what everyone cares about. But I think it’s could be done in some safe way. Cuz in Ukraine we got Diia, and developers saying that it’s secure but there’s no way to actually confirm that as it’s closed source

So I’m trying to collect much information possible to find this “ideal” solution

Higher risk for potential identity theft in the future, when your phone gets stolen. Also standardized IDs on our phone might be precursor for way more invasive mass surveillance