Addition (via laptop): Here is the entry by Scott that I had in mind.
PS: While fooling around further, I managed to delete the original version of this post! Here it is again, and here is a comment from Rob Bowker:
"Cutting edge stuff! Blogging by brick doesn't really work - apart from plain text so I'll have to stick with heavier-weight tech until the inevitable arrival of a smartphone. Mind you, Joe's set-up is pretty neat with his Lumix/iPad combination."