Perplexity AI has withdrawn from advertising, citing concerns that sponsored content could undermine user confidence in its chatbot's answers. Executives confirmed this week that there are no current plans to progress with ads, following the start of their phaseout late last year. arguing that users must trust they are receiving the best possible answer if they are to remain engaged and willing to pay for subscriptions. Executives said the company's priority remains answer accuracy, maintaining that advertising may be fundamentally misaligned with user expectations.
When you walk into a doctor's office, you assume something so basic that it barely needs articulation: your doctor has touched a body before. They have studied anatomy, seen organs and learned the difference between pain that radiates and pain that pulses. They have developed this knowledge, you assume, not only through reading but years of hands-on experience and training. Now imagine discovering that this doctor has never encountered a body at all.
An AI tool user, quite rationally, begins by giving the AI simple tasks-perhaps looking up facts or summarizing long documents. If the AI does a good job of these things, the user naturally thinks "what else can I do with this?" They may give the AI a slightly harder task. If the AI continues to get things right, trust grows. If the AI fails or provides a low-quality answer, the user will think twice about trying to automate the task next time.
The U.S. Olympic men's and women's sprinting teams have won more gold medals than any other country in history, but the men's 4×100-meter relay team has suffered four blistering defeats in the past two decades. Why? An absolute whiff at the critical point when a runner has to instinctively reach back and trust their squadmate enough to perfectly place the baton in their hand.
Anxiety over security and privacy were up 11 percent from last year, while concerns over ethical AI and transparency also ticked up. In addition, there was a massive drop-off in hype compared to last year, when buzzy AI research startups dominated headline after headline. In 2024, scientists surveyed said they believed AI was already surpassing human abilities in over half of all use cases. In 2025, that belief dropped off a cliff, falling to less than a third.
Despite their reputation as digital natives, Gen Z is pretty poor when it comes to cybersecurity practices. Analysis from consumer insights platform GWI found that while many in this demographic have grown up online, only three-in-ten have made a habit of regularly changing their passwords compared to 42% of Baby Boomers. They're also the generation least likely to keep software and devices up to date, with only 43% bothering. Gen Z was found lacking in other basic cyber hygiene practices, the study noted.
Forty percent of teens trust AI advice without question because AI is programmed to agree and validate. AI validation bypasses cognitive struggles needed for developing critical thinking during brain formation. Parents can counter AI dependency by offering alternative perspectives immediately after AI interactions.