Cassandra is pretty awesome, sure I am biased, but it rocks. Always on, tuneable consistency and multi-master architecture? Let’s get our web scale on and build a highly available app that never goes down! Hold on a second. There is one key piece of the puzzle that has a massive impact on your applications availability: the client driver. In this talk we will go through the how to best configure your clients to make the most of failure handling and tuneable consistency in Cassandra.