> And physical, at least to date, retains resell value as well.
That stopping being true as soon as the DS line started and they switched to flash memory that will degrade over time when they don't have power. People's DS games are already failing. The same will happen to switch games. Only a few hardcore collectors are going to pay money for a cartridge that doesn't let you play the game anymore.
That's more like antique value. Resell as meant here occurs within the first few months to maybe years after a game releases. Degradation that happens on a time scale of a decade or more will not be a significant issue for ordinary resale.
That stopping being true as soon as the DS line started and they switched to flash memory that will degrade over time when they don't have power. People's DS games are already failing. The same will happen to switch games. Only a few hardcore collectors are going to pay money for a cartridge that doesn't let you play the game anymore.