if anyone else needs to know what foe is - as per Wikipedia it's a unit of energy "equal to 10^44 joules or 10^51 ergs". foe is an acronym of "[ten to the power of] Fifty-One Ergs"
'The zero line in WMM2025 passes through a lot of population centers; I wonder what year the largest share of the population lived in a zone of less than 5° of declination,' he thought, derailing all other tasks for the rest of the day.