> Do I understand correctly that you are trying to get #+calls to LOB
> blocks expanded as usual via org-babel-expand-src-block?

Sure, uniformity in "expansion" is the ideal case.

I use LOB pretty extensively, so this hack allows such uniformity along
the "kill-expanded-SRC".

Would you consider a patch to org-babel-expand-src-block which
generalizes in this manner?

-- 
Best regards,
Samuel Culpepper