What do we have now that might work for accounting?
Time to money example using calendar and method plugins: lineup 
Let's invent a Timesheet Template.
Thing you have to know about creating templates. Add a new factory to the page. Shift-double-click the factory to edit the prompt of that item.
Grepping for pages in this wiki:
ITEM paragraph ID b6ec0f8ea1e4ec38
Searching for things in the federation:
SEARCH ANY ITEMS b6ec0f8ea1e4ec38 1355d66f325ede6c
The searches prove we can find pages created from the timesheet template. A more complete accounting system would still need something similar to a survey and probe to do the math from these ad hoc ledgers.