Curtis Houghland comes up a bunch here. Pics are from open secrets and vanity fair article

DARPA tech being used against Trump

https://www.foxnews.com/politics/dems-deploying-darpa-funded-information-warfare-tool-to-promote-biden

https://www.thegatewaypundit.com/2020/02/pathetic-tech-company-paying-influencers-to-tune-out-trumps-super-bowl-ad/

https://www.vanityfair.com/news/2019/06/can-democrats-win-back-the-internet-in-the-age-of-trump

Owner of "Main Street 1"

Main Street 1 "This is our tech"

https://mainstreet.one/update/this-is-our-tech/

https://thehill.com/opinion/campaign/513708-democrats-must-battle-social-media-disinformation-attack-with-the-facts

Curtis Houghland again

https://defeatdisinfo.org/ (PAC)

Contributors to PAC

https://www.opensecrets.org/pacs/pacgave2.php?cycle=2020&cmte=C00743625

https://www.washingtontimes.com/news/2020/may/6/defeat-disinfo-use-ai-battle-trump-tweets-boost-co/

And again:

Curtis Houghland is CEO of Attention, a social media agency

https://digiday.com/marketing/internet-needs-social-media-supra-score/

3 different companies, admits to DARA tech/funding, all perform a variation of censorship.