There is a website for this. It is Quora. The people who are famous and great tech people pick the questions they want to answer. A specific thread dedicated to

There is a website for this. It is Quora. The people who are famous and great tech people pick the questions they want to answer. A specific thread dedicated to the person is a bad idea and draws unwanted users. Letting these people pick which threads they want to respond to is the way to do it, which is something HN/Reddit/and Quora are setup for.