Cool experiment. I remember the story of Eratosthenes from the good old COSMOS series :) (linked below).
Whenever people refutes an established theory, and promotes an alternative view, I always ask them to go predict something based on the theory they have themselves. :)
Great post, nothing's better than experimenting one-self
Welcome, friend !
Ready to meet the barbarian hordes ? (Though I am pleasantly surprised they haven't showed up yet !)
billions and trillions and zilions..