But in the countries that aren't on this list, Steam users who've poured hundreds of hours into Helldivers will have to register for PSN accounts or lose access to the game they already paid for, and Steam is refusing to issue refunds. That's the real point of contention.
Is it though? Those are all economically irrelevant countries that for the most part most people wouldn't even be able to find on a map.
Japans on that list
According to the replies on twitter they have their own regional version. That's fairly common.
But in the countries that aren't on this list, Steam users who've poured hundreds of hours into Helldivers will have to register for PSN accounts or lose access to the game they already paid for, and Steam is refusing to issue refunds. That's the real point of contention.