Feature Request: Have HomePod only use listening history for the main user
Apple Music uses a number of signals to learn your musical tastes. The most obvious one is that you can explicitly Love or dislike a particular track by flagging it in iTunes or the Music app. You can also do this on HomePod, by saying ‘Hey Siri, like this track’ or ‘Hey Siri, dislike this track’ while it is playing.
But it also uses a number of algorithms to automate its learning. For example, if you play a particular track often, it will assume you like it. And simply playing a track and listening to it all the way through (as opposed to skipping it) has some degree of influence.
All of which gets problematic when more than one person controls it …