This thread, for example, is on the HN front page right now: https://old.reddit.com/r/Physics/comments/1bii6h4/if_gravity_isnt_a_force_then_why_does_it_need_a/

This thread, for example, is on the HN front page right now: https://old.reddit.com/r/Physics/comments/1bii6h4/if_gravity_isnt_a_force_then_why_does_it_need_a/ https://old.reddit.com/r/Physics/comments/1bii6h4/if_gravity... Reading the comments, I would say there are plenty of intelligent users still on the platform willing to continue contributing for free.