Global Air Taxi Market Size, Share, Growth & Industry Analysis Report By Propulsion Technology (Fully Electric, Hybrid Electric, Hydrogen Fuel Cell), By Aircraft Configuration (Multicopter, Tiltrotor, Tiltwing, Lift-and-Cruise, Vectored-Thrust), By Application (Urban Passenger Transportation, Airport Connectivity, Corporate Mobility, Tourism, Emergency Medical Transport, Logistics, Government Services), By Service Model (On-Demand, Scheduled, Shuttle Services, Corporate Mobility), By End User, By Infrastructure Type & Regional Forecasts, 2026–2031