Mary Meeker's presentation at the 2014 Code Conference highlighted several key internet trends:
1) Global internet and smartphone users continued to grow rapidly, especially in developing markets like India and Indonesia.
2) Mobile data traffic increased 81% due to growing video consumption on mobile devices.
3) Tablet shipments grew 52% in 2013, significantly outpacing the growth of PCs.
4) Mobile advertising revenues increased 47% and accounted for 11% of total internet advertising in 2013, demonstrating strong growth potential for mobile monetization.