“The notion that there’s a designated lead and rhythm guitarist seems like such an antiquated concept”: For Hail the Sun, guitar duos are a puzzle – and it makes their fretboard-melting riffs all the more compelling

The California math-rock dynamos write songs that are “simultaneously challenging, creative, and audibly pleasing – or shocking”: Aric Garcia and Shane Gann explain how their Double Dragon-inspired guitar tag team gives Hail the Sun a six-string approach like no other