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When Sliderules Ruled the Earth

This image was lost some time after publication.
This image was lost some time after publication.

So sad. Saffo has an interesting examination of the TR3, a calculator with a vestigial sliderule on the back. This strange creature was created as a "bridge" technology for sliderule manufacturers to work their way into the calculator market that was fast destroying their bottom line.

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In hindsight, the effort was wasted. This is a perfect example of the tectonic shifts that take place in electronics—tapes to CDs, VHS to DVD—and dash the hopes and dreams of countless innovators and investors every year.

A Sliderule -Calculator Missing Link [Saffo via BoingBoing]

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