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.
Oh, did you think the headline meant they were shutting S3 down? Servers will remain up for the foreseeable future, and they’ll even still run seasonal Splatfest and Big Run events. They’re just done with content updates.