Conversation so far:
when did the macbook touch bar come out
The Touch Bar was first introduced in 2016.
what does the macbook touch bar do
The Touch Bar offers controls for volume, play, pause, skipping songs, as well as shuffle, repeat and search when the Spotify app is open.
what is the spotify app for
Spotify is a digital music, podcast, and video streaming service that gives you access to millions of songs and other content from artists all over the world.
does the spotify streaming service cost money
You can download and listen to Spotify for free, or choose one of their Premium plans.

Question: how much is premium
Self-contained rewrite: how much is spotify premium