> Despite extensive use of distributed databases and filesystems in data-driven workflows, there remains a persistent need to rapidly read text files on single

> Despite extensive use of distributed databases and filesystems in data-driven workflows, there remains a persistent need to rapidly read text files on single machines. This comment makes me wonder how often a distributed approach is used out of some odd sense of convenience or interest, instead of taking time to create an optimized single node approach? In other words, how often is an Hadoop-like system used when unnecessary, adding unnecessary complexity?