That model might be very well tuned to solve IBM's internal problems.
I also question that most companies have the volume and quality of data worth training on. It's littered with cancelled projects, old products, and otherwise obsolete data. That's going to make your LLM hallucinate/give wrong answers. Especially for regulated and otherwise legally encumbered industries. Like can you deploy a chat bot that's wrong 1% or 0.1% of the time?
You have to understand that all the incentives are perfectly aligned for corporations to put this to work, even spending tens of millions in getting it right.
The first corporate CEO who announces that his company used AI to reduce employee costs while increasing profits is going to get such a fat bonus that everyone will follow along.
The data is not finite.