It has been alleged that Nvidia wants to be recognized for all the work it has purportedly put in on the Nintendo Switch 2. Along with likely sporting a custom Tegra SoC from Team Green, believed to be in the shape of the T239 chip, it seems the Switch 2 can also count on some limited DLSS 3.5 support to help it compete with the PS5 and Xbox Series X.
Put it on the back cover, only see it if you open it up which is never.
That’s just a Easter egg for geeks.