This isn't "things that aren't exactly popular". This is organizing an insurrection against the government and advocating for violence against groups and individuals.
Only so much moderation is possible given a certain amount of moderators and company resources. Are these rules inherently biased against smaller companies?
Parler had thousands of offending posts and users and refused to moderate at all after being told to to be in compliance with various ToS.
It's no surprise that Amazon, Apple, Google, Twilio, etc., do not want to be associated with or support violent seditionists.