Have you ever used NetGuard, Lockdown, Lulu or Little Snitch? Algorithms seem straightforward and innocent, like only recommending music. But if you actually take a look "under the hood" an average person can "phone home" around 50000 times a day. This data cross pollinates into a person's other open apps, and the cycle goes on and on...quite disgusting actually.
If I listen to Spotify, it is only within a private, locked down browser, that has container support, with it's own login. If I want to listen, while working on banking, for example, I do not want any cross contamination of information leaking between Spotify and the bank website.
We call this Device Optimization, and it's part of a free course we wrote up here: https://deltacharlie.activehosted.com/f/3
Now...the next step is to top up the wallet in Alby to send satoshis...