The proliferation of modern cable television and radio talk shows--not to mention things like Twitter and YouTube--provide forums for stars with wacky notions, says Stephen Barrett, a retired psychiatrist who runs Quackwatch.org.
The trial quickly snowballed into a made-for-the-tabloids drama, garnering daily coverage from cable news networks and spawning a virtual cottage industry for talkshows, legal experts and even Arias, who used her notoriety to sell artwork she made in jail.