It is extremely niche because the relevant measure isn't revenue, it is "hours of music listened to". And the amount of hours spent listening to vinyl as a prop

It is extremely niche because the relevant measure isn't revenue, it is "hours of music listened to". And the amount of hours spent listening to vinyl as a proportion of all music listened to is vanishingly small, smaller than it has ever been. A hipster resurgence as a novelty collectors item doesn't change that.