In order to ensure back compatibility, devices handled by HIDAPI are supposed to have GUID data 14 set to 'h' so mappings do not conflict when passing the device filter resulting in a GUID suffix of ...
Hiya - I noticed an issue when using my wireless Xbox controller for input, which led me into a bit of a rabbit hole. Here, you can see a table I have made, which shows the GUIDs reported by SDL for ...