In most (large) firms it takes a week to have/schedule a meeting with those people. Most small firms don't have that amount of experience, or if they do its not

In most (large) firms it takes a week to have/schedule a meeting with those people. Most small firms don't have that amount of experience, or if they do its not accross a very broad base. So part of the story is about access to people, there is an extra layer of gatekeeping in there, by necessity needed to make sure those people are being used effectively.