Argh, they make it look so easy. I was just sitting around and I made half a million dollars, they say. Oops, how did that happen, they say. Just a random idea, I had no idea it'd be popular, they say.
Hear from three insanely successful Web entrepreneurs on how they got their start.
Read more on SiliconValley.com (registration required): "Three who had the right idea at the right time"