Electric flight? A specific energy of at least 800 w/hours per kg is needed to fly an A320-size plane 600 nautical… https://t.co/kB2eHLlKig
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow the money,…