Inside the world of Twitter Posted on Oct 7, 2015Oct 17, 2015 by JosephReidNZ With a $31 billion public offering, Twitter’s debut on Wall Street was a dazzling vote of confidence from investors around the world. Twitter’s co-founder Jack Dorsey shares his big vision for the future with Tracy Smith. Share this:ShareTwitterFacebookEmailLinkedInRedditTumblrSkypeLike this:Like Loading...