It's not just Goldman Sachs. Hollywood and big media in general have elitist hiring. And the presidential race is always a farce.
1992: Yale/S&B vs Yale
1996: Yale vs Arizona (!)
2000: Harvard vs Yale/Harvard/S&B
2004: Yale/S&B vs Yale/Harvard/S&B
2008: Harvard vs Annapolis (!)
2012: Harvard vs Harvard
...and it goes back further with S&B even making more appearances.