math and writing

Want to know how math and written language got started? Token molding came first! What would we have done without clay? We might not have ever had computers or the internet.

http://it.stlawu.edu/~dmelvill/mesomath/tokens.html

http://it.stlawu.edu/~dmelvill/mesomath/sumerian.html

Of course without sand we would not have digital cameras. The computer might have been able to come into existance without sand if electronics and optics evolved down a different path but they didn't. Any idea how much silica is in front of you right now as you read this?