Version 3 of the Scrobble Box has a screen! It's an E-Ink screen, and it displays the most recently scrobbled song. Soon the screen will be installed in the box itself, for now it's sitting propped up on this screwdriver handle. 

Wiring the FeatherWing to work with a Pi Pico W was a bit tricky, but it was possible. Here's my wiring diagram for the Scrobble Box display.