[rchaud]

> Why would you even want to search all the sites that are trying to sell you something when you're simply looking for some information?

Answering the question online is a means to an end. The 'answer' is the top of a marketing funnel that's designed to make you familiar with the answerer's product/service and sign up, or post a link to their article on your Twitter.

Look at it the other way around. If you were a cat owner, how much of your free time would you spend answering questions about their dietary restrictions?