Joby and Archer Are Racing to FAA Certification While Burning Hundreds of Millions a Year. Here's the 1 Number That Picks the Winner.
Investors should track whether each company completes 100% of FAA aircraft-level “for credit” testing under a Type Inspection Authorization (TIA), after building an FAA-conforming eVTOL and flying it with their own pilots.
Aug 23, 2026 ·
Yahoo Finance

















