Piasecki's eVTOL entry into UAM:
https://www.piasecki.com/pa890/
https://www.piasecki.com/wp-content/uploads/2019/11/PA890-Concept-Views.pdf
lllll As of 2019 I have transitioned; My name is now Rei. Please don't deadname or misgender me, thank you. <3 lllll