Mystery solved!

[purpletigron]

I now know the identity of my accidentally anonymous benfactor, who may or may not wish to identify themselves in the comments to this posting :-)

Ibuprofen is much more appropriate than co-codamol for my current condition.

Kitties thriving.

D & G have risen, gifted me with a laptop and some breakfast, respectively, and returned to their chambers :-)

I remembered to change the clocks!