notice and let HDD figure it all out for us and so this kind of led to I think of mindset of heavily emphasizing architecture engineering you know there's a very large design space here someone cynically it allows for a lot of different papers to be written and you know you can really kind of combine and contrast like all these building blocks like we really like playing with these blocks and you know a lot of really good work has been done that like does empirically push the state of the art by exploiting you know properties of domains and you