There is a lot of very interesting work to be done in this area (amazing books coming out lately from O'Reilly about these topics) but I feel there is still som

There is a lot of very interesting work to be done in this area (amazing books coming out lately from O'Reilly about these topics) but I feel there is still some piece of the puzzle missing. We need more tools/practices for the developers to guide their development and understand how an architecture behave while they are still building it, to drive design decisions (and also check/correct them along the way).