> How is it not censorship when somebody actively monitors what is posted on Twitter and makes a judgement on whether or not that post is appropriate? What is a

> How is it not censorship when somebody actively monitors what is posted on Twitter and makes a judgement on whether or not that post is appropriate? What is appropriate and how does free speech equate to that in your mind? Do you ever downvote comments or flag stories here on Hacker News? Do you think that is censorship? Do you think it is appropriate?