actually it's not exactly about race although it is more or less defined that way.
the second and third world made up primarily of blacks, amerindians, and caucazoid-mongoloid-austrailiod hybrids are going to consume the "first world" and there is little to do to stop it.
slow it down maybe but stop it no.
the US will resemble something like Brasil and Mexico combined.
These changes are inevitable.
The white man has had his day.
This prospect pleases many freepers including a few on this very thread.
The only thing that could perhaps stop this is cataclysm.
Expanded property rights and other foundations of capitalism in third world countries would invalidate their need to come here.