I think you vastly over estimate how much a productivity boost 'shared nothing, message passing' concurrency adds. I've programmed a lot of both, and while sha

I think you vastly over estimate how much a productivity boost 'shared nothing, message passing' concurrency adds. I've programmed a lot of both, and while shared nothing makes the easy stuff easier, it doesn't seem to make the hard locking problems any less hard. You still have to think about race conditions and deadlocks.