We've thought about that; the style I've described is very non-OO. It is easy to teach though and it makes unit testing a breeze. I like the architecture you'v

We've thought about that; the style I've described is very non-OO. It is easy to teach though and it makes unit testing a breeze. I like the architecture you've described. I think we arrived at where did because it's a natural for when using a DI container, which manages state and transaction groups for you.