Some stations also sound better than others, which is a function of how much audio processing that stations add to the music before it's broadcast.

CNN: Free player adds vision to Internet radio

With thousands of hours of television broadcast around the world every day, keeping track of all of the soundtracks and having the processing power to search the massive database could be a problem.

BBC: NEWS | Technology | Google listens to screen routine

We got the router 18 months ago to broadcast, using the Wi-Fi standard, our speedy Internet connection throughout the house, which is brimming with processing power: two laptops and two desktops.

FORBES: Wi-Fi Router