But in equally undisputable fact is that the second and third generation of those immigrants are getting sucked into underclass culture.

NPR: Immigration Bill Collapses, Debate Continues

Lurking behind these debatable unemployment statistics - and there is an interesting bit of fact-checking here - are the two undisputable and, perhaps, unsustainable facts of South Africa's economy: Too few people paying tax, and too many receiving welfare payments .

BBC: South African unemployment: Lies and statistics