Consumer spending across app stores worldwide to top $110 billion in 2018 - https://ai-newz.com/consumer-spending-across-app-stores-worldwide-to-top-110-billion-in-2018/ https://tctechcrunch2011.files.wordpress.com/2017/12/screen-shot-2017-12-05-at-12-44-22-pm.png?w=680&h=453