5 upvotes, 1 direct replies (showing 1)
View submission: What-If 84: Paint the Earth
He says (under Citation 1) that in Fermi Estimation 3 rounds to 1 and 4 rounds to 10.
Comment by Diplominator at 18/02/2014 at 23:04 UTC
2 upvotes, 1 direct replies
Aha! Thanks; I missed that.