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Jack Ganssle, Editor of The Embedded Muse Jack Ganssle's Blog

This is Jack's
occasional outlet for thoughts about designing and programming embedded systems. It's a complement to my bi-weekly newsletter The Embedded Muse. Contact me at I'm an old-timer engineer who still finds the field endlessly fascinating (bio).

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A New, Low-Tech, Use for Computers

November 20, 2018         

Remember when computers cost money? In college I wrote code to compute satellite orbits for Goddard Space Flight Center on their IBM 360/95, a monster of a machine that filled a huge room. Even "small" machines - minicomputers - were tens of thousands of dollars. How things have changed.

Marybeth and I were visiting a relative in Florida two weeks ago. We wound up lost in the Alzheimer's unit (an interesting connundrum in itself) and ran into this:

Hundreds of billions of transistors, gigabytes of disk, all gainfully employed as... a doorstop.

Feel free to email me with comments.

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