I think it really is complete agony for some people, and when I've seen it in practise, certain people really benefit and others just don't. Speaking for mysel

I think it really is complete agony for some people, and when I've seen it in practise, certain people really benefit and others just don't. Speaking for myself, when I'm working on something complex and detail-sensitive, the very last thing I want to do is spend any time at all with anyone else. I want to be able to think properly about the problem without the pressure of having someone else involved.