Well this is embarrassing, I changed the function of the file button but forgot to relabel it. Work with an app long enough and you stop seeing it anew. The zip file above has been updated a 2nd time with these changes.
Here's a screenshot of today's Demo data
I had just copied the highlighted, now I could edit the fields and Replace the line.
Here's a screenshot of today's Demo data
I had just copied the highlighted, now I could edit the fields and Replace the line.
b = b + ...