On openbsd-misc: http://marc.info/?l=openbsd-misc&m=149232307018311&w=2 (cache)
Theo de Raadt wrote:
Having done 6.1 without a CD, we learn that incorporating CDs into the production cycle has been a big drag, basically 1 month out of 6. Other project developers and processes were locked to that cycle. It is shocking how easy a release cycle is without a CD. Generally our tree is always ready, we may be able to do future releases at the drop of a hat.