CNBC got an inside look at Joby Aviation, one of the eVTOL players that has grand ambitions of not only building the aircraft, but operating an Uber-like air taxi business.

Key points in this interview:

• Growth of US eVTOL investments from $5.8B to $17.7B by 2040

• JoeBen’s journey from childhood dream to reality

• Toyota’s funding, team, and technology involvement in building the prototype factory in Marina

• Inside view of the manufacturing, inspection, and testing

• Acoustic signature tests

• Battery tech

• Simulator for training thousands of future pilots

• Teams from Uber Elevate and Delta creating the user experience at “verti-ports”

• Challenges ahead: FAA approval of aircraft, of service, integration into national airspaces, scaling production

• Selecting sites for production of hundreds of aircraft