This is not how I read this. He is reacting to the phenomenon (he is calling 'blacklisting') of an editorial staff contradicting their own decisions under threa

This is not how I read this. He is reacting to the phenomenon (he is calling 'blacklisting') of an editorial staff contradicting their own decisions under threat of power by unknown third parties motivated by ideological disagreement. If he had been offered a 'free publishing platform', there would be nothing for him to discuss.