Sure, the implication of the Internet making everyone a publisher is that there is far more misinformation on an absolute basis, but that also suggests there is far more valuable information that was not previously available:

[visit post to see chart - gus]

It is hard to think of a better example than the last two months and the spread of COVID-19. From January on there has been extensive information about SARS-CoV-2 and COVID-19 shared on Twitter in particular, including supporting blog posts, and links to medical papers published at astounding speed. In addition multiple experts including epidemiologists and public health officials have been offering up their opinions directly.