Not as interesting as it sounds. A dev called Ralf is answering peripheral questions about RPB. None of the answers have been all that interesting or informative, but something good could pop up eventually. Sorry if this has been posted before.
Ralf is PB´s art director. His answers stay on a general or more personal level because he simply isn´t allowed to reveal anything ground breaking about the project without clearance by Deep Silver / Koch Media.
The latest tutorial video on WoPB is in English btw. So if you ever wanted to know how an object looking like a column is made ...