It depends on the type of company I think. There's a big difference between for e.g. Twitter where ultimately you have thousands of people working on a single

It depends on the type of company I think. There's a big difference between for e.g. Twitter where ultimately you have thousands of people working on a single product, and a conglomerate like Siemens or GE where you have very different, almost totally independent, business units doing totally different things.