In short...
Trip was a success.
Fun was had by all. (Not all of the people all of the time, but enough)
Pictures to follow as soon as I'm resettled.
My disaster wager would have been on "broken ankle" or "tripped on step into sunken living room."
Emergency appendectomy would have been a 100-1 shot. *
Back at work a day late and a whole lotta work behind, since we had to wait until Monday to check the Irish Princess out of the hospital.
Pictures to follow.

* - In the realm of could have been worse.... I caught myself before I took a turn on my sister's inversion table. Like suspending myself from my ankles could be just the thing to dislocate my heretofore unproblematic prosthetic left hip.