> in 1980, your CPU ran at comparable speed to your RAM (you could hit memory on every instruction, not much slower than doing arithmetic; you could name spots in main RAM and effectively treat those as extra CPU 'registers'), whereas in 2021, your CPU runs 400x faster than your RAM

I think about this often, out computers have built in complexity just to deal with inconsistencies in our programming models.

@peregrine This is the best history lesson I've received in a while. Very interested to see how this plays out decades down the line

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