The soldering is super easy, as it’s only a small cable. I’m pretty sure that anyone who is able to open their Steam Deck can also solder that without any problems.

Yeah, I don’t feel any difference. The stick cap stays the same, as you need to reuse the stock ones.

YOU and ME and HER does something similar, but it’s way longer. The story takes a bit to get started, but it’s one of my favourite games of all time. You should check it out.

It’s also on Steam, but for that version you need to install the Director’s Cut patchto get the intended experience.