One million users joined Periscope in its first 10 days on the iPhone app store. Today, the Twitter-owned platform is two months old and has just launched a version for Android. And, like any new social media platform, it's at the center of multiple legal and ethical controversies.
For years, China has been criticized for keeping its currency from strengthening too much against the dollar. But those days may be over -- the International Monetary Fund has declared that the yuan is "no longer undervalued."