Back when guitar hero was big I went home to visit family and played my brother. He stomped me, but I noticed the sound wasn't synced up to the video. Once I fi

Back when guitar hero was big I went home to visit family and played my brother. He stomped me, but I noticed the sound wasn't synced up to the video. Once I fixed the setting to make it accurate he was horrible. He had trained in a ~100ms delta in what was shown on video. He couldn't play on anyone else's TV, either.