In 'Broca's Brain', Sagan had a delightful essay on Velikovsky in which he calculated the amount of mana that would need to be produced in order to feed the Israelites during the Exodus. If I recall correctly, it was something on the close order of the mass of the Sun. All of it falling on Sinai.
Boru
Boru
‘I can’t be having with this.’ - Esmeralda Weatherwax