So Greg, if you want it all to change, create some real threat: be frank with contributors and sometimes swear a bit.
and You may need to learn to shout at people.
I disagree that being a jerk is required. In fact, I believe it to be harmful.Now, I understand that Ingo Molnar and Linus Torvalds have a lot more experience in open source development than I do, but we can learn about this from scientific studies and statistics, rather than depending on unreliable personal experience.