Friday Notes are fun and fairly easy. (None of the science or technological rabbit holes I love so much — my underground lair?) But I can’t seem to break the habit of posting articles explaining stuff. I guess that’s part of who I am.

As I’ve mentioned, lots of preachers and teachers in my family tree. Number of authors, too, so I suppose there’s no escaping it. And I do put considerable value on the experience of trying to explain something. It really does push you into knowing it better.

But today is Friday (thank God), and I have notes…

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