From: Adam <""4thwormcastfromthemolehill\"{at}the field.near
the bridge">

Monte Davis wrote:
> Cited in George Dyson's wonderful _Darwin Among the Machines_:
>
> The peak year for punched-card use in the US was 1967.
>
> 200 billion cards.
>
> That's 500,000 TONS of cards.
>
Thank god they were bio-degradable


Adam

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