You are making typical mistake: Linux is joy to develop. Well developed Linux distribution is joy to use for users, but boring for developers. Currently, if you are young developer, you can have lot of joy with Linux on phone.
Liquid ammonia contains 15.6 MJ/L (half of diesel). Ethanol - 24MJ/L. Methanol - 15.6NJ/L. Mix of ethanol or methanol with ammonia can replace gasoline[1][2]. Both ethanol and ammonia can be generated from air using solar energy.