From the submitter:
"Well, I have car music again. It doesn't sound great, and I have to manually apply +5VDC to turn on the amp, then disconnect another cable to turn it back off... but it works for now."
Gaining an unfair advantage in wing-mirror wars.
Those are a thing, right? Wing-mirror wars?
It's shooshtime everybody!
In the words of Steve Carell, "I hope you have a big trunk, 'cause I'm puttin' my bike in it!"
And glued it, and taped it...
Drive faster, bro! The summons guy is behind you with Apple's lawsuit papers!