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Yes, a lot of them do. But their digital selection often is pretty limited and comes with restrictions.
For example: our Dutch national online library lets you ‘borrow’ 10 e-books at a time. You get 21 days to read a book, but you can extend that one time by another three weeks. After that, you have to ‘return’ and ‘check them out again’ if you want to continue reading. With my particular reading habits, that’s a hassle and wouldn’t work for me.
But the biggest issue is: they only offer a limited selection. Basically, NONE of the books I’m reading now are available through that system.
I want to be able to read every book I want, no time restriction. And that’s not possible with the current digital library system they offer.
Sure, no platform will have everything. But for me personally, on YouTube Music, I’ve always been able to find what I was looking for. But I’m admittedly not what you’d call a music aficionado.