As for a research foundation…
I still think we are lacking thorough reporting analysis of the scope of AWES (e.g. Fraunhofer report https://www.tib.eu/de/suchen/id/TIBKAT%3A812875079/Projekt-OnKites-Untersuchung-zu-den-Potentialen/ ) is incomplete but could be read as gospel.
My usual grudge, AWESCO and AWESEurope reporting missed torque transfer from autogyro, when,
Even those spam, mashed up, market reports noticed it exists. Update-Global 2014-2025 Airborne Wind Turbines Market Outlook-by Players Regions Type Application Revenue and Market Share .pdf (752.5 KB)
In lieu of an independent research body… This forum is probably your best bet right now.