XBox One|S|X/PlayStation 4|5 game controller boxes

"For many years, I adapted game controllers for 'collaborative' play, where the challenged user would perform 1-2 important functions of a game, and a peer/sibling/parent would perform the others.  I would add accessible buttons or switch inputs (of your own or my switch(es)) and the collaborator would use that controller.  I did this for all the game consoles, ending with the Xbox 360 and PS3 generations.  I finally got on board the Xbox One (and Playstation 4 (PS4)) 'train' (they also work with XBox S|X and PS5) with these new products! And this time, I was aiming for independent play, piggy-backing off the nice Microsoft Xbox Adaptive Controller (XAC)!" RJ :-) More: The Microsoft XAC is a box that connects to your Xbox One|S|X (or PS4|5), which connects to one of the USB port on your console (yes, even if you have a PS4! I supply the adapter).  My controllers then plug into your XAC's USB port.  For button-pressing, you will use the multi-colored accompanying cable to go from my sw