The Axiom Transformer converts your AVR to a media streamer. I'm still waiting for mine. Or you could plug an Amazon Firestick into your AVR and use the Firestick remote on your TV.

Here's an article about Premium vs. Free. Higher quality, listen off-line and a few other things.

https://www.cnet.com/how-to/good-reasons-to-pay-for-spotify/

House of the Rising Sone
Out in the mid or far field
Dedicated mid-woofers are over-rated