Writers decide if they want to use a publisher and which publishers to use. With the internet, I don't think any good author needs to rely on a traditional publisher.
Not really. I don't just walk up to Random House and get my book on the B&N endcap. Also please define good author.
If you don't want to be banned, you're welcome to email hn@ycombinator.com and give us reason to believe that you'll follow the rules in the future. They're here: https://news.ycombinator.com/newsguidelines.html.