We haven't seen the video of the MSNBC interview when Sorkin had some less than flattering things to say about the unions, but his words of contrition should tug on the heart strings of union employees everywhere.

I did not mean to suggest that there are literally no successful companies that employ union workers. Of course there are! Your readers have provided a good list (though I might quibble with some of the names.)
I made the unscripted comment with my financial columnist hat on in the context of the problems at GM. That's what the discussion was about on the program. And when you look at some of the once great iconic American industries that have faltered -- automobiles, airlines, steel, apparel, etc -- there is a fair question worth asking about whether those industries were helped or hurt by their unions. But let's leave that debate for another day

Update: ARS's exact words which led to the heartfelt fake apology