Whats the downside?
The downside is that they OVERWHELMINGLY vote the same way they did in the hellholes they created then fled from. This is why formerly solid Red states have turned Purple and in some cases Blue.
They move to where you live and start the process all over again.
“Whats the downside?”
The hoards of leftists invading red states.
Downside? All the fools who voted for democrats are now in other states and will make those states worse now