What review lens should you apply to input validation code?
What production lens matters for input validation?
When does input validation need a refactor?
What rule of thumb should you remember for input validation?
When should you avoid a fancy use of input validation?
How does input validation affect maintainability?
What state reasoning matters with input validation?
What naming guidance fits input validation?
What is the main pitfall around input validation?
How should you explain input validation in an interview?