What was the original design requirement from Busicom, before Hoff's intervention, regarding the number of custom logic chips?

Answer

Approximately twelve custom integrated circuits.

The initial request from Busicom specified the creation of approximately twelve custom integrated circuits to handle all the necessary logic functions for their new line of advanced electronic calculators.

What was the original design requirement from Busicom, before Hoff's intervention, regarding the number of custom logic chips?
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