Earlier quoted context omitted.
You probably wouldn't want that, you'd want to integrate with your data for lookups but rarely for training a new model.
Can't believe the pushback I'm getting here. The use case is stunningly obvious. Companies want to dump all their Excels in it and get insights that no human could produce in any reasonable amount of time. Companies want to dump a zillion help desk tickets into and gain meaningful insights from it. Companies want to dump all their Sharepoints and Wikis into it that currently nobody can even find or manage, and finall…
What you want is to get an existing model to search a well built index of your data and use that information to reason about things. That way you also always have entirely up to date data.
People aren't missing the use cases you describe, they're disagreeing as to how to achieve those.