“Since its release this June, GPLv3 certainly seems to have
taken on the role of baby Damien within the open source licensing
world. Sure, it’s cute and cuddly at first glance, but behind its
deep blue eyes lurk pure and unhinged evil… at least if you
believe the recent Evans Data survey (login required). With 380
developers who were working on open source software polled, only 6
percent of whom have adopted GPLv3, it seems that not even Damien’s
dedicated but possessed nanny will go near him.“Then again, Palamida’s posted conversion rates (for projects
converting fully to GPLv3) seem to indicate that the Evans Data
results may be a bit too pessimistic…”