Kodi has the IR stuff built in from what I remember. At least on windows it did years ago. You just need a “media remote” at one point called windows media remote. It’s a usb or receiver with a regular IR remote.
After a quick google here is a list I found.
It’s not. In fact you know how this kind of patent gets invalidated, by pointing out what’s know as prior art. Things that did “this” before that patent was filed. So Palworlds and any other game that involves capturing a creature. This “killer patent” won’t stand up in Court unless the Japanese Court is entirely different than the US and German Courts.