After a few Google searches, James said she found a wealth of legitimate sources for TV programming online. Sites such as Hulu, Fancast, Joost, YouTube, and most major TV networks' Web sites offer TV shows and other video content for free. Using an existing rooftop antenna, James plugged her TV into the hook-up to get more than 50 high-definition TV channels over-the-air. The cost for these HD channels: zero.