Source: David Shankbone | Wikipedia
While neither Twitter nor Square consider an IPO their ultimate goal, it will be a "milestone" for each company, said entrepreneur Jack Dorsey.
"You can think of an IPO as an exit strategy. You can think about it as a goal or you can think about it as a milestone. And we think of it more as a milestone of something that is another fundraising event for the company, both companies," Dorsey told CNBC. "Really, right now, we are just getting into the discipline so that we can make the choice when we feel the company and the market is ready for that milestone."