Jumpstart your brain

In other words, a person who has performed a favor for you is more likely to perform another than if you had performed a favor for them.

The initial adoption of new technology follows a regular pattern. The first group are hobbyists, people looking for a fascinating way to spend time. But that’s a small group–ham radio o…

Marginalia is far from inessential. It would be a shame if it died off in the digital age

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