Do you have an example of the kind of marketing or sales push for communication use cases that you're implying exists? OpenAI totally does have a huge marketing arm, but Anthropic's home page doesn't make it look like they have a very large marketing or sales department at all—it looks like it was designed by the researchers themselves.
Even when squinting I can't see a genuine argument for why Anthrpoic shouldn't be raked over the coals for their sheer hypocrisy