Two years of content seems plenty reasonable. Especially when they said from the start that it would be two years. Games don’t need infinite updates forever and ever and ever. Especially when it’s not a live service being sustained by microtransactions.
You didn’t answer my question, by the way.
Maybe the best library of all time, my DS collection is massive.
The one thing that’s sad though is how many classics are unlikely to ever see a rerelease. Games that were designed around the hardware just won’t be the same on any other platform.