People who would like a product/service and are willing to pay enough (in the required scale) for that product/service to exist. The current core market for of

People who would like a product/service and are willing to pay enough (in the required scale) for that product/service to exist. The current core market for office productivity suites are business, followed by consumer. And I'd bet only a very small minority of those are sticking with plain text files until something better comes along.