"We're not a development shop" OK, so I've inherited a Single File App with multi-screen a multi screen main() function. I can tell what it's doing at a glanc

"We're not a development shop" OK, so I've inherited a Single File App with multi-screen a multi screen main() function. I can tell what it's doing at a glance, except that there is a bug report, and something may be wrong. First instinct "make the problem smaller". But how? People who put effort into avoiding effort frequently succeed in moving effort.