1. AI is a genuine threat to lots of white-collar jobs, and people instinctively deny this reality. See that very few articles here are "I found a nice use case for AI", most of them are "I found a use case where AI doesn't work (yet)". Does it sound like tech enthusiasts? Or rather people terrified of tech?
2. Current AI is advanced enough to have us ask deeper questions about consciousness and intelligence. Some answers might be very uncomfortable and threaten the social contract, hence the denial.