Comments on Hackaday articles are frequently interesting. One of them is: "On my 2013 Ford Escape, replacing the battery. Step 1. Remove the windshield wipers: 27 minute youtube video explaining how to do it."
Designing for repair seems to conflict somewhat with designing for smallest size and designing for style. UW Engineering: Designing for disassembly.
Of course, some things seem to be designed specifically not to be repaired. I've not had problems replacing flip phone batteries (though the replacement batteries seem to be from the same lot as the installed ones--just as old), but smart phones?