Right. You can always upgrade to 9216 kbps, but for my needs 1411 is good enough.
Regarding spotify, for those who haven't read this older article in Variety dot com, they have been dragging their heels for a long time.
“Spotify Dismisses Amazon’s High-Definition Audio: ‘It’s Not a Big Differentiator’
Spotify-dismisses-amazon-hd-high-definition-audio
“We haven’t talked much about [a high-fidelity option],” he said when asked whether the company has plans to launch its own high-definition service. “If you go back and look at it, it’s not really something that’s been a big differentiator among the different services. It’s really about user interface, algorithms, playlists, discoverability and those type of things.” “We think that in terms of what consumers are looking for, it’s not something that’s really resonated.”
Spotify VP and head of investor relations said they are not interested in lossless streaming.
Spotify doesn’t care about improving their streaming beyond MP3 quality.
https://variety.com/2019/biz/news/spotify-dismisses-amazon-hd-high-definition-audio-1203338841