You don’t have to finish a degree before you’re 25 to make use of it. Hell, plenty of people have two or even three degrees.

She does YouTube now, and she’ll have huge financial security to finish the degree later. Hell, she’ll have a degree that’s probably up-to-date with her field at the time she’ll actually use it, as opposed to getting one now and having to explain that her lack of work experience after getting it was due to “youtube”.