On Thursday, September 22, 2016 at 2:03:52 AM UTC-4, J. Nieuwenhuize wrote:
Designed and test to 11% above vne. Not enough margin there for any excursions above VNE.

Never have seen it but I read that wave lift is very smooth and nearly continuous. This flight, so close to (or above) Vne, could not be done in thermal lift. There should really be two classes of records for these very different conditions.