My dad used to work as a customer engineer for IBM. When I was about seven years old he took me to work, and showed me the printing press and mainframe at the W

My dad used to work as a customer engineer for IBM. When I was about seven years old he took me to work, and showed me the printing press and mainframe at the Washington Post. He opened up a cabinet and there was the core memory with its thousands of crisscrossing wires. Now when I look at a multi-gigabyte chip, I still occasionally think of the time I could see a little donut for every bit.