From a blues fan’s point of view, Tyrone Vaughan’s childhood was incredible. His uncle, Stevie Ray Vaughan, gave him a guitar when he was seven. His dad, Fabulous Thunderbirds co-founder Jimmie Vaughan, gave him lessons. His mom took him to see Albert Collins, Hound Dog Taylor and Freddie King. Oh yeah, and Muddy Waters gave him a harmonica. So it’s no surprise …