It's ironic but actually follows their business interests. Microsoft & google have large cloud divisions that benefit from open models. The lower the cost of A

It's ironic but actually follows their business interests. Microsoft & google have large cloud divisions that benefit from open models. The lower the cost of AI models, the more they get run and the greater the cloud spend. Meta is a consumer of AI. They themselves want cheap and effective AI for targeting adverts and building metaverses. A loose analogy is that both oil producers and car companies want refining to be cheap.