But this article isn't complaining about Mailchimp shutting people down for thinking things in their own mind, it's complaining about Mailchimp shutting people down for publishing and advocating those thoughts.
What is the argument that saying "Ivermectin is being suppressed by Big Pharma, anyone who takes it will get cured of covid" is simply a thought whose publication is worthy of both social and legal protection, but saying "Contoso has a groundbreaking product they're going to reveal next week, anyone who buys the stock now is sure to make a profit" is illegal securities fraud? How do you distinguish those cases?
What is the argument that saying "Ivermectin is being suppressed by Big Pharma, anyone who takes it will get cured of covid" is simply a thought whose publication is worthy of both social and legal protection, but saying "Contoso has a groundbreaking product they're going to reveal next week, anyone who buys the stock now is sure to make a profit" is illegal securities fraud? How do you distinguish those cases?