Sometimes, when my wife and I were going out to dinner, I would take my laptop with me and work in the car, so as to take advantage of the half hour going and coming. ↗
As long as she is talented enough and passionate about doing it herself then I will be happy and support her. I think I will be sensible - my parents said I could only do it if I got my education and so I had something to fall back on. ↗
But above that, most mature adults can hold their attention on something for 45 minutes, whether they like it or not. But above that requires training. ↗
Then certainly for a musician timing becomes something that is immediately accessible as a concept, because it's a necessity in ones everyday performance. ↗
So, you can set up an orchestra down this end of the railway station playing one particular area, and simultaneously at the other end something completely different going on. And in the middle they meet, or not, depending. ↗
At home it's all Batman and Star Wars and they do gang up on me. Sometimes I don't want to dress up as Darth Vader or play train sets, so I'll go out for a drink with the girls. ↗