More mostly words: Today, as expected, I strung up the Oz B'wood JB-16. It meets all my targets for a week old guitar on the first day, so it does seem to be bound for glory, in one sense or another: certainly don't need a break in period. When I have made the PG and the truss rod cover, I'll show it to you.
And after that, I made the neck block and tail block for the current build, a BRW/Hampton Adi Bluegrass Tool. Then I glued them in place with HHG: