Lawrence Roberts, Who Helped Design Internet’s Precursor, Dies at 81

In late 1966, a 29-year-old computer scientist drew a series of abstract figures on tracing paper and a quadrille pad. Some resembled a game of cat’s cradle; others looked like heavenly constellations; still others like dress patterns.

from Pocket https://www.nytimes.com/2018/12/30/obituaries/lawrence-g-roberts-dies-at-81.html
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