Apache Spark Use Cases

Sure, Apache Spark looks cool, but does it live up to the hype? Is there anything you can actually do with it? Actually, there are some pretty cool use cases going on right now. One of the best features of modern programming languages is that many of them offer interactive shells, from Bash to Python to Scala. Instead of a time-consuming write/compile/test/debug cycle, you can try out your ideas in the shell immediately.