It's not about what you or I would do, it's about what the median user does when the topic is public health and safety. And half of everyone is below average.
I think we saw enough of crazy conspiracy theories occurring before the latest trend of service info-shaping to conclude that it's an independent variable.
Silicon Valley companies held the line on being agnostic media for decades. The result was a world that appears to have necessitated another approach, because bad actors figured out how to exploit the laissez-faire approach of the digital media to signal-boost crazy conspiracy theories, misinformation, and propaganda. It was the laissez-faire Facebook of the mid-2010s that allowed foreign companies to signal-shape a US election via paid-for advertising and micro-targeting [https://www.vox.com/2018/5/10/17339864/congress-russia-adver...].