So around 0.4 kWh/passenger-km? - seems it compares pretty favourably to long-haul aviation (e.g. wiuth very crude maths 600 people on A380 at max range/fuel wo

So around 0.4 kWh/passenger-km? - seems it compares pretty favourably to long-haul aviation (e.g. wiuth very crude maths 600 people on A380 at max range/fuel works out as 0.36). Naively I had been assuming that the battery mass and small scale would be more punishing than that.