Nobody here is likely to know intimate goings on in developer land, they communicate with each other in various ways.. via email, and ICB (..kind of like IRC).. but also in real life via hackathons/alcohol-consumption-gatherings.
As has been said, before anything ends up in -CURRENT.. it's reviewed by others.. and if someone breaks the tree they get punished.
Theo has a talk and paper about OpenBSD release engineering, you can find them below:
http://www.openbsd.org/papers/asiabs...e_engineering/
http://keepvid.com/?url=http%3A%2F%2...%3Di7pkyDUX5uM
Send him an email if you want, he does usually reply.. maybe he can answer your questions.