The identity of Deep Throat is one of modern journalism's greatest unsolved mysteries. He helped Bob Woodward and Carl Bernstein at the Washington Post pursued the hidden truths of Nixon's Watergate.

Watergate signified the way that Nixon's campaign of political espionage involved eavesdropping on the Democrat opposition's crafting of strategies for political victory in the Presidential election.

Joe Heller

That cartoon captures the differences between then and now. The mediascape has radically changed towards infotainment and we read Deep Throat as a 1970's porn movie staring Linda Lovelace.

The Vanity Fair article for those interested.

Watergate is important because it also signifies the frustrations the conservatives suffered for thirty years: it stands for conservative angst, resentment, fear and hate and their battle over interpretations of history with the Hollywood mythmaking around films such as All the President's Men. These conservatives see Mark Felt, the former FBI second-in-charge, who came out as Deep Throat as a self-serving rat (traitor) who was a big danger to liberal democracy. Deep Throat, for them, signifies the political gutter of betrayal.