No it's not, it's pure greed. Everyone'd think it absurd if copyright holders dared to demand that any human who reads their publicly available text has to pay them a fee, but just because OpenAI are training a brain made of silicon instead of a brain made of carbon all the rent-seekers come out to try to take advantage.
And Altman (Mr. Worldcoin) and fucking Microsoft are what, some gracious angels building chatbots for the betterment of humanity? How is them stealing as much content as they can get away with not greedy, exactly?