I think this is a push-not-pull situation. Here is a vision of the future articulated by a promising In-Q-Tel funded startup: [1,2]

    "[We need] a set of guiding principles to inform the types of speech that should be permitted in digital town squares"

[1] https://foreignpolicy.com/2020/10/15/forget-counterterrorism...

[2] https://primer.ai/