Yes, but that was never the truth, it was a lie created by companies marketing a product. A big difference between now and the then is we have access to the vast majority of human knowledge in our pocket. Much easier become informed on a subject now than in the past. Some people just lack the skills to do so, or choose not to and live in a fantasy.
I consider obsidian a knowledge base, rather than a note taking app. I use both apple notes and obsidian for different purposes.