The facial recognition that we use right now pulls a selection of mug shots from our database, and then a person actually has to look at the suspect picture and the database and compare them. That's fine. Not one of them could wrap their heads around the idea that there is such a thing as real-time, live facial recognition already in use in some jurisdictions.
They insisted that this is what we have today. They couldn't see beyond what they use today, or the implications for privacy and security of the new technology that they're not yet using.