In 1965 Gordon Moore, co-founder of Intel, observed that the number of transistors per square inch on integrated circuits had doubled every year since the integrated circuit was invented. Moore predicted that this trend would continue for the foreseeable future sourceComputers are getting faster and (relatively) cheaper with each passing year. The phones we carry in our pockets are far more powerful than the ones that sent the Apollo astronauts to the Moon.
Moore has suggested that his law will not continue indefinitely - suggesting 2025 as a possible end date. Others have speculated about what might replace it.
This BBC radio documentary is a useful introduction to the theme.
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