I'm willing to accept that marrow won't have much of an effect on cooking a steak, simply because: 1) The marrow isn't touching the actual meat 2) Bone marrow

I'm willing to accept that marrow won't have much of an effect on cooking a steak, simply because: 1) The marrow isn't touching the actual meat 2) Bone marrow and steak have very different preparations Claiming bones don't have any flavour is a silly overcorrection though.