From internal leaks within the company as well as external analysis, the tip of the iceberg behind Facebook's spyware empire is exposed. Take a look to better protect yourself when you're not even on the platform: https://simplifiedprivacy.com/facebooks-corrupt-off-platform-surveillance/
Congrats, one data point doesn't define a statistic. Equally, I have family who only use Messenger and can barely work with that. So from my statement, these people exist, even if it's just my family. I know I've seen a lot of similar experiences but even just my direct family is enough to justify me stating that just not using facebook doesn't work for everyone.