> ie airlines, governments, attorneys, accountants..

IMHO, local LLMs still can't compete on quality and speed.

https://azure.microsoft.com/en-us/products/ai-services/opena...

https://openai.com/index/introducing-chatgpt-enterprise/

It comes with fewer risks. You have somebody to blame if anything goes wrong.

More productive is debatable. A service that is constantly updated might be less preferable to one that only changes if you want to, for many use cases.