Trend of the Mobile Internet--Wanghua

Found this picture when I browse QQ twitter, and some points worth taking a look.
I take a summary as follows:
Point 1: Basic functions to entertainment
Point 2: Exploding Andriod
Point 3: 2/2.5G main stream in a long turn
Point 4: Second-tier cities prefer Andriod
Point 5: Reading and SNS can keep users
Point 6: Premium market firstTrend of the Mobile Internet--Wanghua