You can ask any question in a politer way and in a ruder way. Compare.

  A: What does your competition look like in this space?
  B: What's your plan for overcoming Company Y's huge lead in market share?
  
  A: Tell me about your development process.
  B: So what percentage of your process overhead is cargo cult edicts from upper management?
  
  A: How much runway do you have?  How long before profitability?
  B: When the current owners look for their exit, how screwed will I be?
  
  A: How do you deal with technical debt?
  B: Show me the worst code in your repo.