I'd like to nominate this post because I feel Elon Musk might be effecting humanity more than any other person right now:
https://steemit.com/space/@bcoin1/is-elon-musk-s-claim-to-get-people-on-mars-in-90-days-an-optimistic-prediction-or-used-to-scam-investors
This is one of my own posts I'd like more people to see. To a better world, together:
https://steemit.com/space/@schlijk/6ylrkk-a-case-for-nibiru-in-our-solar-system-right-now