Earlier quoted context omitted.
> Really shitty of Nintendo to sunset the console and then close the door behind them on the way out. The age of abandonware[0] is over. The promise of future earnings from streaming/downloads means all major content producers will lock down even out-of-print works, like consoles from previous generations. This is just another casualty of the fight we were having 20 years ago, re: copyright. We lost. It's over. [0] h…
I feel like it probably costs them very little to keep every title listed for sale. They could be making revenue from it. Probably not as much as when the stuff was new, but something. I guess by cutting off supply of the old stuff, though, they can do re-releases and re-masters charging somewhat similar to the price of a new game, or get people to pay a monthly subscription fee for access.
That said, I 100% believe this is just a way for them to make sure you can't mod second hand 3DS consoles in five years time when they bring 3DS re-releases to the Switch.