I wanted to get a spare battery anyways, but now that the battery currently in the car has given out on me (it appeared to be dead, then a bit later it was working again) it’s more pertinent. I can get a used car battery for $40, I think.
CashApp/Venmo: allthetimesivedied
I found a YouTube link in your comment. Here are links to the same video on alternative frontends that protect your privacy: