Crime, poverty, unemployment, more locked-in Democrat House and Senate members, most don’t speak English.
Most that I knew spoke English but then they were professional aerospace engineers living here so I guess that would be a factor. I can see that the economics would not be good at this time. It would take more than Carson to make it happen so this is not a deal breaker. He is my choice for President because it is obvious that “having experience” as a politician is not a critical skill since it is the professional politicians that have saddled us with the corrupt Big Government we have.