That's unlikely to occur but you're forgetting that every platform, including Nintendo is trending towards online shops... And these can simply remove the optio

That's unlikely to occur but you're forgetting that every platform, including Nintendo is trending towards online shops... And these can simply remove the option to download the games, making the devices effectively e-waste. So yes, they're going to make playing games on old platforms you've bought them on impossible unless they're already installed, forcing users to purchase them again. It's just a side effect of phasing out physical media that store the game in favor of digital marketplaces