Young devs want to burn COBOL with fire, but banks cling to it like Gollum's precious. Why? Because those 60-year-old mainframes still process $3 trillion in daily transactions. Try migrating that legacy code and watch your career evaporate faster than VC funding in a recession.
The ultimate job security isn't knowing the latest JavaScript framework—it's being the last person alive who remembers how to maintain that ancient COBOL system nobody dares to replace.