Just how long do they draw it out? Phrasing "So, stupid question: [insert question" really shouldn't add that much time, right? Or is the problem that the quest

Just how long do they draw it out? Phrasing "So, stupid question: [insert question" really shouldn't add that much time, right? Or is the problem that the questions really are stupid? I have a weird job title but my position is probably closer to your PM, and I also use this strategy, so I'd like to know how to not annoy people!