We must decide if that needs to change.
Not quite, the East India Company is a counter example.
The Boston Massacre was greatly exaggerated, really only five rioters were killed and arguably the British shot them after violent provocation. Paul Revere's engraving was fiction and portrayed them as murdering the colonists in cold blood, which planted the seeds of the American Revolution.
As far as the barrier to mass communication being lower, perhaps, but mass communication was more prominent in the 18th century than you might think. Pamphlets were fairly inexpensive easily duplicated short-form propaganda, and were read aloud in taverns and churches. Communication wasn't "instant" but it was possible, and the social aspects would have made it more like Twitter and Facebook than I think we'd like to admit.
This will require either amending the constitution to strip companies of their 1A rights, OR the supreme court ruling that companies are not people and have no 1A rights. Both are tall orders in my view, with far-reaching direct and 2nd-order effects.
Wait, in the US companies are considered people?
1. https://www.washingtonpost.com/politics/mitt-romney-says-cor...
Is big tech within their right to censor how they see fit? Yes.
Is it antithetical to the American ethos? Probably.
I also think that us being forced to rely on private platforms for public discourse is a grave threat to democracy. There must be public forums that are strong enough to be viable and legitimate places for the majority of public political discourse to take place without relying on private institutions.