"And yet, why else would anyone outsource work from Baltimore to Bangalore unless Bangalore was relatively, though not necessarily permanently, cheaper? Let us imagine that Bangalore had no electricity blackouts or pollution or beggars. Let us imagine that it was like Beverly Hills or Boca Raton. We might just as well imagine that stocks were expensive in 1982. Of course, if they had been, there never would have been the bull market of 1982 to 2000. It is only because they were cheap in the past that they had the potential to be expensive in the future. And it is only because Bangalore is a Third World hellhole that it is cheap enough to take work away from overpaid Americans 10,000 miles away.
"Whether it will, neither Friedman nor we can know."
Read on here, there is a lot about Friedman's writing style.