Here's what I have so far. The rest of the room
has yet to be converted. The new roundels emphasize the difference in
backlighting between the wall and corner panels, which I will need to sort
don't think I've put up any other pictures with the main lights turned
off. The downward lights remain on in the evening under computer control, or
whenever I just need less light and heat. It's easier to see the roundels
when they're not back-lit. There were a few occasions during the show where the
roundels were not backlit.