Peter Lynn makes progress for single skin high wind

Engineering Lifters / Pilot kites
1

http://www.peterlynnhimself.com/newsletter/2019/march.html

The breakthrough seems to be getting rid of the keels

2

Peter Lynn just keeps at it; SS pilots will become a standard, just like so many of his kite innovations of past decades-

http://www.peterlynnhimself.com/Newsletters/2020/march.html

An echoed version of the same progress-