...your dog food takes mostly like steak instead of Alpo for a change. It's the small victories.
This is nothing new to any of us here about this statement: Keep your core code in core modules and out of your web modules and out of your app modules. It's more reusable.
But it's nice when you have days that you get to capitalize on that thinking.
I needed to have some old kodger of an app be able to use brand new, in another language, code to send information to Google about line item shipping. Some command line->glue->core code later, and the job was done.
Somedays the victories are small...but good.