> But anything that can be solved by map-reduce wasn't enormously hard to begin with. Depends on your definition of hard. Algorithmically, yes the tasks are re

> But anything that can be solved by map-reduce wasn't enormously hard to begin with. Depends on your definition of hard. Algorithmically, yes the tasks are relatively simple, but try programming an 80,000 node MPI/PVM cluster to run general jobs and you'll get a very different definition of "hard".