What I missed and hoped he would write about is the topic 'open innovation'. I think much can be written about the myths of open innovation too. Or, maybe, what Berkun says about innovation simply applies to 'open innovation' as well.
To round up, I love the citation at the beginning of the Preface. I'll close with it.
By idolizing those whom we honor we do a disservice both to them and to ourselves… we fail to recognize that we could go and do likewise. - Charles V. Willie