I don't know, the number of hoops you need to jump through to use a trendy data science tool like Hadoop, Spark etc. is way bigger than that of a simple Java pr

I don't know, the number of hoops you need to jump through to use a trendy data science tool like Hadoop, Spark etc. is way bigger than that of a simple Java program. From my (limited) experience I'd say they the data science (or big data) way is the bloated and convoluted one.