Aereo, the company that rents antennas to watch over-the-air TV, is being sued in the Supreme Court by the nation's broadcasters for copyright infringement. In the meantime, we decided to take a look at this case from the consumer's perspective. The decision could affect not only Aereo customers, but traditional antenna users as well. Read on for our breakdown of how home antennas work, why Aereo is different, and how this case affects everybody.