Springer Nature comment on revised Plan S guidance

We are pleased to see public recognition of the role that transformative deals play in speeding up the transition to Open Access.  We already have nine such deals in place, the four most mature of which are delivering OA take up rates in those markets of over 70%….

However, the approach proposed for Green OA requiring a zero embargo and a CCBY licence on the authors accepted manuscript (AAM) is of particular concern as this could have serious unintended consequences….”