I'm happy to see my friends at the Preserve getting some more well deserved publicity, and to pass along advance word of it. This time, the publicity is from National Public Radio. Thank you, NPR.


Moonlight refracted in a passing cloud at about half-past midnight. The moon is too overexposed to be distinguished, and the cloud is blurred by its own motion during the moderately long exposure required to capture its subtle colors, but the rainbow of colors in the cloud is clearly visible. (A little saturation enhancement helped, too.)
I can’t recall having seen this phenomenon before. Maybe


Maze Wars SVG, version 1.0b3, has been released. This version began as a minor revision to eliminate an asymmetry between the rules applied to the bots and to the human players. Specifically, for lack of a check to prevent it, bots were able to move and turn at the same time, which human players could not do. Making the bots separate their move and turn operations seemed like it would be a
The conversion of my old bird roosting box to a squirrel box is finally completely complete. It’s one thing to finish the box itself; it’s quite another to iron-out all of the miscellaneous, but critical details, like how to mount the thing at a particular place in a specific tree, especially when the tree doesn’t have even one purely vertical limb. Also important, and thoroughly interrelated:
As usual, I'm doing this later than I should have, but fans of Chris' Eastern Screech Owl Nest Box Cam' will be interested to know that—better late than never—I am in the process of preparing the box for owl occupation. At the moment, the major work is on fox squirrel eviction. As always, I hate kicking out the little mammals, especially when the weather has been so bad, and pups may be on the


Twenty one years ago today, on January 2nd, 1989, I released version 1.0 of the freeware Gatekeeper anti-virus system for Macintosh. It would have been better to note its twentieth anniversary a year ago, what with twenty being a big round number and all, but, frankly, I forgot.

Anyway, it was 21 years ago today. For reasons now obscure, it wouldn't appear in "comp.binaries.mac" until the 13th