amen, the MapReduce paper is all about the distributed system they built around the core algorithm. this article would be akin to somebody 5 years ago saying "

amen, the MapReduce paper is all about the distributed system they built around the core algorithm. this article would be akin to somebody 5 years ago saying "hey guys, it's easy to implement Google's search engine in 5 lines of R ... here's the calculation for PageRank, the rest is just detailz!"