My answer, originally posted to StackOverflow: High priority, low severity: Your program at one point displays an uninitialized value, which consistently show

My answer, originally posted to StackOverflow: High priority, low severity: Your program at one point displays an uninitialized value, which consistently shows "BadDon". You are conducting a demo tomorrow that is make-or-break for your startup. You're pitching to a guy named "Don". Low priority, high severity: Your ICBM will experience an uncommanded launch when Feb 29 does not exist in a year divisible by four.