« 5 Tips for Scaling NoSQL Databases: Don’t Trust Assumptions—Test, Test, Test! | Main | Stuff The Internet Says On Scalability For September 19th, 2014 » Update: Instagram Improved Their App's Performance. Here's How. When you find your mobile application that ran fine in the US is slow in other countries, how do you fix it? That’s a problem Facebook talks about in a couple of enlightening videos
![How Facebook Makes Mobile Work at Scale for All Phones, on All Screens, on All Networks - High Scalability -](https://cdn-ak-scissors.b.st-hatena.com/image/square/89de29877b8a6a33e53b43b0c3faae3765c4af19/height=288;version=1;width=512/https%3A%2F%2Ffarm4.staticflickr.com%2F3845%2F15115553160_e6e67e3405_n.jpg)