The document discusses the history and evolution of campaign finance laws in the United States. It describes key acts and court rulings that have shaped campaign financing, including the Federal Election Campaign Act of 1974, McCain-Feingold Act, Citizens United v. FEC ruling, rise of 527 groups and super PACs. The document also questions whether modern campaigns have become too expensive, noting estimates that 2008 federal elections cost over $5 billion and the concept of sufficient spending to effectively communicate a candidate's message.