Nintendo Really Wants You To Press Switch 2's GameChat Button

"You can start GameChat by tapping the icon on the HOME Menu on your Nintendo Switch 2 system or by pressing the C Button on ...

C what you did there.

Nintendo seems keen for you to remember that the Switch 2's C Button exists, now GameChat is a premium feature.
GameSpot

Nintendo Quietly Confirmed The Switch 2's C Button In Nintendo Today Promo

Nintendo accidentally confirmed the Switch 2's mystery button is a "C" Button, in some promotional material for the company's new Nintendo Today app on the Google Play store. The reveal happened after ...
Android Authority

The Nintendo Switch 2 "C" button might bring a long-awaited feature

Data miners have uncovered a new “Campus” social hub in Switch OS. This is likely what the new “C” button on the right Joy-Con will be used for. It will support group and voice chat for up to 12 ...