It seems like there is pretty strong consensus that reformatting the SD card on a Steam deck with KDE Partition Manager *does* work to fix catastrophically slow SD card speeds, but I cannot understand *why* it works. Can anyone who knows stuff about #linux filesystems explain it to me?
https://steamcommunity.com/app/1675200/discussions/0/3269061071528807540/#c3410930083339368144