You don't have to grab the person the day of the interview. The ability to classify customers by discovering their learning styles via a short questionnaire. But the company has had to morph several times as venture capitalists have kept changing their tune. They've gone through several business models. This is a great advertising medium, for example.
Nobody likes ads.
The whole point to go on the Internet is not to be interrupted in your activities. But that was where people were going to make money, by selling ads on their Web sites. Well, because it's such a fantastic place for transacting information, you can get it for free. Nor does it now seem that consumers will buy big-ticket items like furniture on the Web. Fundamentally you're just going to use it as an information gathering device.