Electric is still a ways off, given that battery power is much less efficient relative to volume, weight and size than aviation fuel. And important innovations are occurring.
https://fortune.com/2019/12/10/electric-powered-commercial-airplane-makes-history/
Interesting note on the investment approach: Richard Chandler of Singapore, as reported in Fortune:
Both Eviation and magniX are owned by Singapore-based Clermont Group, whose owner, Richard Chandler, has a reputation for making long-term investments. Clermont is fully bankrolling magniX, saving the motor maker from depending on uncertain fundraising cycles, Ganzarski says.
