Uber's $40 Billion Valuation: What Does Social Media Think?

Uber is trending on Thursday, as the company just confirmed a $1.2 billion financing round.

The New York Times reports that figure could give Uber a total valuation of $40 billion, though an exact number remains unknown.

"Fortunately, taking swift action is where Uber shines, and we will be making changes in the months ahead," CEO and co-founder Travis Kalanick wrote in a blog post.

So, what are people on social media saying about the news?