12-29-2020, 09:23 AM
I still like the age boundaries.
The four are hunter gatherer, Agricultural, Industrial, Information. The weapons are rocks, swords, gunpowder and nukes. Power is provided by humans, animals, steam engines and renewable. Information is stored by memory, writing, printing, computer networks.
Feel free to develop alternate names, but it is an established field of study.
The four are hunter gatherer, Agricultural, Industrial, Information. The weapons are rocks, swords, gunpowder and nukes. Power is provided by humans, animals, steam engines and renewable. Information is stored by memory, writing, printing, computer networks.
Feel free to develop alternate names, but it is an established field of study.
That this nation, under God, shall have a new birth of freedom, and that government of the people, by the people, for the people shall not perish from the earth.