The thing you're ignoring is that available information shapes people. Would I be a programmer if I didn't know computers existed? Definitely not. It's not like

The thing you're ignoring is that available information shapes people. Would I be a programmer if I didn't know computers existed? Definitely not. It's not like one day people wake up and think "biohacking is cool, I'll go looking for 'underground' platforms that host content about it". People's interests are shaped by the content they are offered, ubiquitous monopoly platforms like YouTube have way more power than you might think if you view them as simple hosting platforms. Discovery is the real deal.