Music in audiovisual media is an interesting thing. When it's done right, it can catch you up in a giant wave of emotion... but a well-chosen intentional absence is sort of like being left bereft, and even subtle details stand out in stark relief.
Hmm... maybe I guess. I just assumed this stuff was from using some fancy fonts.
And the signature... the thing is it doesn't even look like "Ardyn" to me. Someone in the reddit thread said that these items are apparently in every car in the game, so I wouldn't be surprised if it was just some stock picture lol.